Erotic alpha merman / Curious adventurous biologist Weird, thrill, hot. Soft science fiction background. Casual version summary: A biologist studied a dangerous merman and got fucked. Serious version summary: Biologist Desharow joined in an oceangoing voyage to finish his merman project with his teacher. He "caught" a black-scale merman in Iceland without realizing he was the prey. Stepping into the deep-sea lab, he became the feast of merman ... Then they arrived a mysterious island where a conspiracy tracks back to World War Two showed signs. Discovering connecting to the black-scale merman in an incredible way, Desharow found himself changing like variation ...