In the fifth book of USA Today bestselling author Rebecca Elliott’s Unicorn Diaries series, unicorn Bo and friends set out to help merbaby Flo, who was born unable to swim on her own. On their journey to find legendary demigod, The Golden Fish, to help them help Flo, they meet a friendly werewolf and learn some cool new water tricks! At the end of the day, they learn that merbaby Flo is perfect just the way she is.