H2O - just add water S1 E1 - Metamorphosis (full episode)

Watch the first episode of H2O - just add water. :) Three fifteen year old girls Emma Gilbert, Rikki Chadwick, and Cleo Sertori find themselves stranded out at sea in a dinghy, and drift onto the beaches of Mako Island. Once there, they discover a hidden, underground cavern, and inside it, a deep pool of water, sitting within the cone of a volcano. Realising that the pool, which has an underwater tunnel connected to the ocean, is their only way out, the girls step into the water and find themselves bathed i