Finally the day has come!! Charlie is finally a teen and can start using her powers!! Before that, Lisa's birthday also occurred, now Lisa will be forever a young adult. They went into a... "party" too, of Selena's celebrity friend, but it was really really boring. Cameron also is a teen! But, something's happened and now... they need to move to Sulani! They are going to move out to Selena's homeland!! The home of the mermaids.
What will happen next in this new step...?