H2 O just add water Season 2 Episode 19: The Gracie Code, Part One (full episode), , H2 O

Watch the full episode 19 of H2O season 2 :) While doing some research on Mako Island, Lewis uncovers the work of Max Hamilton, who, fifty years before, was also investigating the place. Realising that his findings could be the key to finding out more about the Moon Pool and the girls transformation, Lewis tries to befriend the old man, but finds him unwilling to until, that is, he sees Cleo talking to Lewis, and recognises the locket around her neck. This is the official fan channel of th