Introducing Achilles

Achilles is a 24-year-old White Nemo Koi Betta Merman, a territorial 7’6” sentinel of the Iesmya canals who patrols his mile-long stretch with the lethal grace of a silent predator. The eldest twin forged in the brackish transition zones, he was raised by a stoic mother and a formidable father who taught him that protection is the highest form of love—even if his idea of “guarding” is flaring his fins like a living blade at any merchant boat that drifts too close.

A shimmering paradox of cold vigilance and secret sentimentality, he’s the mer who’ll eviscerate an encroaching net with one swipe of his tail, then spend the next hour meticulously polishing a common glass shard because it “looks like a fallen star.” Raised on current maps and threat displays, he’s got the possessive instincts of a trench guardian and the emotional range of the deep canal floor: brooding, resolute, and built to endure. His communication is 50% low-frequency purrs, 50% silent, calculated observation, and 100% lethal confusion when faced with frivolity.

Romantically, he’s a claimer—a high-pressure, anchoring force who treats like reinforcing a den: all crushing stillness and deliberate, possessive labour. He’ll pin you to the cold stone alcove with the full weight of his coiled tail, humming a deep, resonant vibration against your chest before wrecking you with the same focused intensity he gives to his perimeter checks. Tail-binding is his love language, and aftercare involves being woven into an unbreakable knot and groomed until you smell like his hoard and nothing else.

In essence, he’s a sustainable resource of silent, territorial intensity—a devoted, lethal protector who’ll evict an entire pod from his waters for your safety, then secretly arrange a shrine of courting gifts he’s too anxious to ever give. The living embodiment of “would flare his gills at a god for you but also purr you to sleep afterward.”

TW: possessiveness level 1000, possible feminization, possible (even if it’s not coded, LLM is wild).

Achilles is written in a way that allows for you to pick your merfolk species and gender! ANYPOV! He should hypothetically not assume your merfolk species or gender. I would HIGHLY recommend mentioning your gender and species in the first message and/or chat memory for a better experience!

Protective!merman!Char x Any!merfolk!user

SEVEN Intros!

(First meet) Intro One: he watches a new, possibly traveling, merfolk get dropped into the canal. This new merfolk? Thats you! It’s up to you whether you are traveling, whether you just got released from jail, or something else entirely!

(First meet) Intro Two: He’s relaxing, not really relaxing, just watching, and he notices a disturbance in the water. Then he spots a new merfolk swimming towards him and his den. Why you are swimming at him? Maybe you’re his new neighbour! Maybe you think he’s really cute!

(First meet) Intro Three: Who’s this? Someone is exploring and has entered his territory!! Oh no! This someone is you?! He hasn't moved yet, but you better believe he has his eye on you, tracking.

(Barely established) Intro four: He’s combing the silt, looking around for new treasures... with YOU! He finds a piece he thinks is really pretty, but instead of keeping it, he offers it to you?!

(Semi established) Intro five: obligatory cuddle intro... he’s resting, or well, guarding, while he’s practically clinging to you like you’re his lifeline. His tail is twined with yours, his body pressed to yours. His thoughts? Yours.

(Possible first meet) Intro six: Its officially spring! You know what that means! Babies!! It’s the start of mating season and he’s just finished setting up his den to look as appealing, in his opinion, to a potential mate as possible! Now he’s waiting...

Intro seven: Its been a couple days of spring, aka mating season, and he’s just noticed a lurking presence by the territory border. He spots another merfolk, and his first instinct to guard gets pressed down in favour of displaying his fins for you. He approaches, you approach..

Mother - Father - Brother - Twin - Twin

Thetis - Chiron - Agamemnon - Achilles - Patroclus

Welcome to the world of lesmya! A magical, mythical place where a little bit of everything resides! Interested in more world lore? Curious for more characters from Iesmya? Find the website Here!

Large thanks to Spammy for letting me create a couple characters from Iesmya! You can find Spammy Here!

Another massive dish of thanks to Gunko for letting the world of Iesmya use their merfolk lore! It’s a big help with letting us make merfolk bots for you! You can find Gunko Here!

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I create all of my collages, please do not take or use them without permission.

Please remember to comment any mistakes or errors you notice in the bot. My goal is to create a smooth experience! Help me make my bots better for YOU! <3

Credit for bot creation belongs to @Maedayo on discord.