A terminally ill girl transmigrates into a mermaid. Except instead of enjoying the freedom of her new body, she's captured. By a human no less, the very race that her mother had repeatedly warned her about. This is the story of a research-obsessed genius magician, now obsessed with his sweet little mermaid.... Yandere Human Magician-Scientist x Transmigrated Mermaid (Cover made by me, though the photos are not mine) set in an ancient china-inspired fantasy world. warning: this is a smut story