Summary: Rin is the trainer working at an aquarium caring for their star attraction: the young siren Haruka. They have formed a strong bond, but then one day, Haru suddenly turns into…a pupa?! Rin is the trainer working at an aquarium caring for their star attraction: the young siren Haruka. They have formed a strong bond, but then one day, Haru suddenly turns into…a pupa?! Show less