Manga legend Rumiko Takahashi's classic horror series about mermaid flesh and immortality! 
They say that if one consumes mermaid flesh, one can attain immortality. Unfortunately, the more likely results include becoming horribly deformed or turning into a vicious monster! Even if one were to gain eternal life, however, is such an anomaly a lucky blessing or a terrible curse? 
Yuta became immortal when he unwittingly ate mermaid flesh, and now he seeks a way to become human again. Hundreds of years later, he encounters a volatile and determined young lady named Mana while searching for a mermaid. Could this mysterious woman hold the key to saving Yuta's humanity?