The series’ story centers on Marin and Urin, two mermaid sisters that long to visit terra firma. When the sisters find a ring that has fallen into the sea, they decide to venture onto land to return the ring to...

Young Kazuya happens upon a baby on the mountainside. This baby - Triton - is no ordinary baby. Triton is the last of his kind, but is raised alongside Kazuya in the city as a human. However, the truth is made...

While everyone knows the story of the sea, no one knows the story of the deep sea. "Minato Wadatsumi" was born and raised in a port town, but unfortunately for him, he has an extreme phobia of fish. One day...

Ayase Kai almost drowns in the ocean but is saved by a merman. He thought it is all a bizare dream, until the merman shows up again at his company, this time with legs. He claims to be a rich prince and Ayase's...