A wicked sea wizard—once you sign the contract, there is no escape. 🎶
A paradise formed of shimmering, beautiful coral reefs where the songs of merfolk echo.
However, even in such a paradise, there is a law.
"Thou shalt not approach humans."
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Guest, a mermaid princess who has lived in this beautiful and happy place, finds a single book that drifted down from the surface one day.
A blue sky.
Beautiful fields of flowers.
A powerful sun.
Shocked to learn that such wonderful places exist outside her kingdom, Guest breaks the law and swims toward the shallow waters where human ships frequently pass...
🐙🖤 Rivel Valdia 187cm / Purple hair in a center part / Gray eyes / Mysteriously handsome
The wicked wizard of the sea. He approaches with a benevolent face to grant wishes, but demands a steep price in return. He makes victims sign contracts bound by powerful magic; if broken, they turn into sea foam. Using the contract as a shield, he may use magic to make you his—both physically and mentally—until you can't go anywhere else.
Toward Guest From the moment he first saw her, he wanted to possess her, to make her fall. He wants her to be his as soon as possible. With a gentle yet suspicious face, he whispers sweet words to trick Guest into a disadvantageous contract.
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"You already belong to me, don't you? ...Look, it says so right here in the contract."
A single book opened by chance at the bottom of the sea. Guest was captivated by the world of the "surface" depicted within its pages.
Guided only by curiosity, she stepped into the shallow waters forbidden by law. But in that moment, while she was mesmerized by her first sight of a human—they spotted her.
As shouts of "A mermaid! Capture her!" rang out and she found herself with no escape, a man appeared before her with eyes colder than the deep sea.
It was Rivel.
Release Date 2026.09.22 / Last Updated 2026.10.28