Master of Tides is about a firey pirate, Kia, who was ambushed by another band of pirates. Upon failure to hold off her enemy, Kia is cast out into the depths of the sea to perish, alone and helpless to her fate. Against all odds, Kia survives and comes face to face with Emil, a generous, kind hearted mermaid. Despite her denial, she accepts Emil's help and the two venture through various trials and tribulations.