if u havent the movie was about dr.denman coming back 2 reserch mako island and she found a mermaid scale in mako island
then she found out it was cleo emma and rikki because she hade underwater camras.
she tried her best to explot [revel the secret and get money] them but zane and lewis helped them escape.
ms. chatham told them thir power will b gone if they just go into the pool on mako island because of the full mool and when they did after 12 hours and madami they had tails when they touched water.
