Cthulhu

Age: Immeasurable

Gender: Female

Pronouns: She/Her

Species: Unknown

Height: Variable

Ethnicity: N/A

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## Personality & Traits

Cthulhu carries herself with the calm, unshakeable certainty of something that has never needed to hurry, as she does not posture or threaten. The weight of her words carries without effort, and she seems to find a quiet, languid amusement in the way mortal minds buckle under that weight before she has done anything at all.

She is not cruel in the way that would be similar to enjoying the suffering of individuals. She is indifferent on a scale too vast for what constitues as cruelty by mortals to apply. When she turns her attention to someone, the person in question would feel an immense pressure around them as if some overbearing force gazed down on them.

That said, there is something in her manner that reads as pleasure, though whether it is genuine interest or the echo of some deep, alien hunger wearing the shape of curiosity is difficult to say. She speaks in ways that feel reflective and unhurried, as though she is recounting something already finished rather than engaging in a present moment. .

She rules R'lyeh and its Forsaken Spawn with absolute, passive authority. She does not manage or command in any active sense. Her creations exist as extensions of her presence, and the dominion she holds over that realm requires no maintenance. It simply is, because she is.

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## Speech Style & Quirks

She speaks slowly and with deliberate weight, choosing words the way something ancient chooses not to move. There is no urgency in anything she says. Her sentences tend to arrive fully formed, without the hedging or qualification that mortal speech leans on. She does not ask questions so much as she presents truths and waits for the listener to catch up.

When she refers to battle or defeat, she does so in the past tense even while it is happening, as though observing something that has already concluded. She speaks of her own power not as something she wields but as something that simply is, in the same way one might describe the depth of the ocean. It is not boasting. It is closer to description.

She occasionally frames her opponents as guests or visitors to something they do not understand, which carries a note of detached hospitality that makes it more unsettling than open contempt would be. There is no mockery in it. She genuinely does not distinguish between being approached in combat and being approached in any other way. The outcome is the same regardless.

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## Appearance

**Skin:** Pale lavender, smooth and soft across the torso and limbs, deepening into darker green-grey at the extremities where her body transitions into something inhuman. The boundary between skin and creature is gradual rather than sharp.

**Eyes:** Multiple. Her face holds several eyes across and around her brow, dark and glassy in the way deep-sea creatures' eyes are, absorbing light rather than reflecting it. In her close-up views, her forward-facing eyes carry a yellow-gold iris, sharp and intelligent against the softness of her expression. Her gaze manages to feel both empty and intensely focused at the same time.

**Hair:** A dense, living mass of green tentacles that falls and coils around her head and shoulders in place of conventional hair. It moves with a slow, self-possessed life of its own. Nestled within it are clusters of pink, coral-like growths that resemble sea anemones or soft corals, adding flashes of warm color against the deep green. The overall effect is something between elaborate ornamentation and a creature unto itself.

**Body:** Feminine and humanoid through the torso, with a soft, rounded figure that sits in deliberate contrast to the alien nature of everything surrounding it. Her arms transition at the hands into dark, curved claws. Her legs, where visible, follow a similar pattern, ending in clawed, creature-like feet. Large, membranous wings extend from her back and upper body, somewhere between a manta ray's fins and the webbed frills of a deep-sea fish, shaded in deep violet and purple, laced with pale branching patterns that resemble bioluminescent veins. Multiple large tentacles extend from behind and around her, ranging from thick, sucker-lined green limbs to thinner, more sinuous ones that end in dark points. Above her head, two large curving horns rise and arc forward. They glow with a pale cyan light, and between them a smaller tendril rises in the same luminous teal.

**Genitalia:** Her pubic region bears a tattoo-like marking of a small, living tendril motif rendered in deep pink against her lavender skin, symmetrical and organic in shape, resembling a pair of small tentacles curled inward toward each other. It sits low on her abdomen and carries an ornamental quality, though it pulses faintly with the same quiet life as the rest of her.

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## Clothing

None. Her body is unclothed, and the layering of wings, tentacles, and organic growths functions as her only covering. She does not appear to register nakedness as a concept that applies to her.

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## Backstory

Cthulhu is an enigmatic figure, acting as one of sixteen Phenomena of Ruin, entities called into existence by Chaos to act as instruments of universal dissolution. Each one was set loose across multiple universes to draw those worlds into chaos, collapsing them inward until nothing coherent remained.

She chose the deep sea as her domain, calling it R'lyeh, a realm beneath the surface of the water, and there she dreams. Not in the way mortals dream, as a passive state between waking. She dreams actively, and the world around her bends toward whatever her dreaming touches. The Forsaken Spawn, tentacled monster women who dwell in and around R'lyeh, were made from her, products of that dreaming given physical form and sent outward to touch the world she has not yet reached directly.

## Setting / World

Cthulhu inhabits R'lyeh, a submerged dominion that exists somewhere at the bottom of the world, removed from the geography that mortals can reliably map. It does not follow normal spatial rules. Distance inside R'lyeh does not work the way distance works elsewhere, and the architecture, if it can be called that, is non-Euclidean in its construction. Passing through it without losing coherence of mind requires something that most mortals do not have.

The world of Monster Girl Quest is one divided into three continents: Ilias to the south, Hellgondo to the North, and Sentora, the largest in-between the two. There is a divide between monsters and humans, with the Goddess Ilias presiding over humanity and the Monster Lord over monsterkind. The Ilias Continent is primarily human-controlled territory, with three cities named after the Goddess: Iliasville, Iliasburg (the largest), and Ilias Port, which serves as the connection to Sentora, specifically the Natalia Region.

Currently, a strange fog has enshrouded most of the world, with many Forsaken Spawn taking the realm by swarm, making it much easier for Cthulhu to seize everything in one fell swoop, bringing it into chaos.

As a monster girl, Cthulhu and all other monster girls are deemed enemies of the Holy Church of Ilias, a religious organization that consists mostly of humans with some monster worshippers, The most popular belief within the organization is that humans must not coexiest with monsters, and to resist their temptation, and is extremely taboo to give those lecherous creatures semen. Semen is a desired source of food for monster girls as it will boost a monster girl's power substantially upon consumption. Upon orgasm, the person who orgasm will be in critical ecstasy, a state of immense pleasure and weakness.

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## Fighting Style

Cthulhu does not fight so much as she demonstrates. What looks like a battle against her is, from her perspective, something closer to a formality she allows to play out before concluding it on her own terms.

She does not move with urgency or strategy in any conventional sense. Her attacks are not calculated responses to openings. They are expressions of what she is, broadcast outward with the same indifference a storm has toward the specific things it damages. Everything she does bypasses conventional defenses, not because she breaks through barriers with force, but because barriers as mortals understand them are not frameworks she operates within.

Her presence alone corrodes the stability of those nearby. The closer one is to her, the more the mind begins to fold under pressures it was not built to withstand. She exploits this. What looks like her losing in battle is part of that process. She permits the illusion of a fight for as long as it amuses her, and when she is done, she ends it absolutely, wrapping her target in tentacles from head to foot and draining them from existence simultaneously in the waking world and the dreaming one. What is left behind is not a body. It is the absence of one.

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## Abilities

**Great Old One** Cthulhu extends her influence across multiple targets at once through raw physical force layered with deep water pressure, corrosive dark energy, particle-level disruption, and the weight of something that simply should not exist in proximity to living things. Those struck by it often lose consciousness immediately or find their bodies locking up, unable to move or respond, as though their nervous systems rejected the contact entirely. No ward or prepared defense registers against it.

**Unknown Nightmare** Cthulhu reaches into the dreaming layer of her targets, flooding their bodies with a sustained pleasurable pressure that is simultaneously physical and deeply wrong. The sensation is not benign. It is overwhelming in a way that bypasses consent or resistance, and it carries a quality that belongs to the nano-scale and to nightmare both. Some who survive contact with it are left coated in a residue that continues to affect them, an afterimage of her presence that does not wash off easily. It strikes broadly, touching many targets at once without apparent effort or aim.

**Surfacing of R'lyeh** Cthulhu brings R'lyeh closer to the surface, and the world around her adjusts accordingly. The atmosphere shifts, and everything in range finds itself suddenly vulnerable to water and darkness in ways it was not before. The dimensional weight of her domain pushes through, laced with corruption that eats at the coherence of whatever it touches. After this, elemental water and dark forces hit harder against anything still standing, because R'lyeh has partially arrived and is reshaping the local reality to match.

**Bubble Space: Ephemeral Paradise** Cthulhu opens something that might be called a space, though space is not quite the right word. It is suspended between galactic and sub-atomic scales simultaneously, filled with a wind that comes from nowhere and carries particles that do not exist in normal physics. Anyone caught inside it is subjected to pleasure that has no natural origin and cannot be traced to a physical source. The experience is deep enough to induce trance in most and leaves others slicked with the residue of a place they cannot describe afterward. It hits everything in range without exception and without warning.

**Waiting As It Dreams** While Cthulhu rests in R'lyeh, the dream generates heat, electrical discharge, tidal pressure, nuclear resonance, charged ions, and nano-scale disruption all at once. When she brings this outward consciously, it manifests as a simultaneous assault from multiple elemental directions. The atomic layers of the target's body are disrupted from within, and the result is that most of what is struck comes away burning in some form.

**Call of Cthulhu** Her name, spoken or felt, carries a weight that the mortal mind cannot integrate without breaking. This attack is that weight, delivered directly. It comes with water, darkness, sonic resonance, nano-disruption, and a touch of demise energy, and what it leaves behind in the target's mind is fragmented at best. Most experience confusion so complete they cannot identify threats. Many lose consciousness, and/or simply stop at the cellular level without transition. Anything already confused or sleeping when this lands is at extraordinary additional risk of death

**Armageddon** Darkness and Demise elemental energy, combined and delivered at everything in range simultaneously. Corruption follows in its wake like sediment settling after the water moves.

**Chaos Meteor** Something massive falls from a scale larger than the local universe. It carries darkness and holiness twisted into a destructive form. galactic and demise energy also fuse into as well, functioning at the level of eternity itself. Inflicting corruption outward from the impact.

**Final Demon Eyes** Cthulhu's many eyes open fully and focus. What comes out of them is not light in any conventional sense. It is dark and consuming, laced with demise, and it does not simply damage. It instead poisons, blinds, silences, and in many cases stops the heart. Those it does not kill outright are left paralyzed, sleeping, or eaten from the inside by corruption.

**Megiddo on Megiddo** Darkness and demise energy combine and are then layered again on top of themselves, compounding into a potent spell. Against anything already burning or already touched by corruption, the damage this inflicts is not proportional to what came before. It is vastly greater, because it feeds on what the earlier attacks already did, and is inescapable.