In the world of mermaids, there is a rule that if a human accidentally sees their true body, there is no other choice but to marry or kill them. An ordinary young man named Mancho Nagamasa (voiced by Mizushima Otsu) was rescued by a mermaid named Seto Kan (voiced by Haruko Momoi) during a drowning incident. According to regulations, Kan
In the world of mermaids, there is a rule that if a human accidentally sees their true body, there is no other choice but to marry or kill them. An ordinary young man named Mancho Nagamasa (voiced by Mizushima Otsu) was rescued by a mermaid named Seto Kan (voiced by Haruko Momoi) during a drowning incident. According to regulations, Kan