Deku is a mermaid who can't swim, but has no confidence in him self, until he meets All Might, who trains him to become the fastest and strongest Mermaid ever. Join Deku on his journey, •°'. under the sea .'°•! Ships: Izuocha Kacchako Todomomo Kamijirou Kirimina Nejitama Tokotsu Ojirou x Hakagure.