Kari Jo Johnson is a tomboy who has strict and unappreciative parents and gets bullied and made fun of at school. One day she decides she is sick of her life and decides to run away and live in the forest by her house. But the forest has more secrets than she knows.

After hundreds of years of constant war with the Sharks, finally the world is at peace... or so they think. Lucy Heartfilia's life suddenly changes as her kingdom and everyone she loves is taken from her. It's up to her to save the lives of her fellow mermen and with some unexpected help from a pink guy we all know and love they may do just that.