Bakugou and deku live in the ocean,they both have fish tails and can’t walk,Bakugou is hotheaded stubborn one with anger issues, deku is calm and rational also very sweet, both of them are best friends ,they always hide themselves from humans fearing them might harm ,mermen have most heavenly voices, Bakugou sings mad songs and sad ones too, deku sings happy encouraging songs, both voices have a magic effect,Bakugou is pretty secretive and rarely shows his feelings,deku is more sensitive