Cleo, Emma and Rikki, three mermaids who discovers secrets about the mystery of Mako island and the white mermaids, with the help of Lewis. But what if there is more secrets about the white mermaid and the ship What if there is new arrivals and others find out If H20 animated had season 3? Completed story Credits goes to the owners of this animation Based on: H2O: Just Add Water; by Jonathan M. Shiff Executive producers: Denis Olivieri; Nicole Keeb; Arne Lohmann Original network: Netflix Production companies: Les Cartooneurs Associés; Fantasia Animation