The three girls find themselves exploring the eerie jungle-covered island before becoming trapped in an ancient cavern under a volcano. Refusing to believe that her father is illegally catching turtles, Cleo swims after his boat to investigate and at last accepts what she is. Rikki refuses, and she and the others fall out; but when Zane's father unveils plans to turn Mako Island into a holiday resort, and Zane fails to stand up to him, Rikki begins to wonder whether she made the wrong choice. The next day, she tells Lewis that she has become a mermaid. Cleo then stands before everyone in the house, and, to Rikki and Emma's surprise, sings with the most beautiful voice imaginable.
But there is trouble in store when Miriam, upset that she wasn't invited to Emma's party, gate crashes with Zane. Will, meanwhile, decides to revisit the Moon Pool to continue with his investigations there, and drops by Cleo's to ask Bella to come with him. Rikki tells Cleo to re-establish her friendship with him, and use her unique mermaid abilities to her advantage — after all, Charlotte is just an ordinary girl, but Cleo is not. In the end, Lewis tells Cleo that he is not going to America because he loves her, and Cleo forgives him. February 22, 2010 66 3. Thinking that he might be able to help, Cleo shows him the magnetic crystal rock she found at Mako, which infuriates Rikki, who thinks that Cleo is putting their secret at risk. April 15, 2010 75 3.
Denman, can she manage to keep her secret from him for a second time? 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 in the light of the full moon as it passes over the top of the volcano. However, the girls discover that, as Emma was a mermaid when she dyed her hair as dyeing hair involves water , her hair only becomes red when she has her tail. Ten seconds after they touch water, they turn into mermaids. January 18, 2010 63 3. She and Lewis travel back to Mako Island to try to find out how the girls were transformed into mermaids, and Emma finds a mysterious locket at the bottom of the Moon Pool, and thinks that it may be important.
Miss Chatham reveals that the locket belonged to her friend Julia, the third original mermaid, and Rikki and the others begin searching for the money to buy it for her. Note: left the series to film. That causes Will to show attraction towards Rikki. A guilty Zane, however, tries to return the badge, but is caught by the owner, who thinks he is the thief. At Mako, Rikki and Cleo discover that the tentacle seems to be turning Bella into water. February 24, 2010 68 3. During this meets , a National Parks Manager and they start to date.
They confront the water force in the and are given a message about. Linda Denman, a beautiful marine biologist, and secretly plans to use her equipment to try to find out more about the girls' mermaid transformation. While Lewis and Don are playing golf, she invites the girls over to do some tests. So she uses her father to get him out of the way. Cleo's father then schedules Cleo a re-sit for the exam, and also finds her a new tutor. Without Lewis, they could destroy themselves.
Rikki and Cleo race to Mako Island to save her, while Lewis tries to keep Will away. Zane stays aboard the Lorelei, searching for the treasure. She and also Bella determine to collaborate to show him a lesson. Meanwhile, Lewis' science teacher, Ms. Once there, they discover a hidden, underground cavern, and inside it, a deep pool of water, sitting within the cone of a volcano. Meanwhile, Cleo begins to suspect that Charlotte and Lewis are secretly going out. Realising what Charlotte has done, the girls then organise a party boat to come and take Lewis from Charlotte's terrible party, and then tell Charlotte that she is not one of them any more.
In an attempt to get Cleo her job back, Emma and Rikki use their powers to make Lewis' job ten times harder, but he soon finds them out, and sends them off. Meanwhile, Cleo is being hunted by a pack of sharks, who can sense that she is weak. Stranger still, Emma seems to be suffering from the same illness, as she begins ravenously devouring fish, and her mermaid scales also turn white. How can they hide a mermaid in the middle of a party? She starts to believe an excuse from Cleo, but then a discovery from inside Max's research brings her to the secret! She eventually relents and tells him that she is a mermaid. Emma's swimming career is in jeopardy, and Cleo feels isolated when she realises that she can't go to fashionable Miriam's pool party.
A big misunderstanding occurs which prompts Will to express his true feelings for Bella. Bella then has no alternative but to ask Nate, which confuses Will as he was about to ask her. But when Emma and Rikki now also under the full moon's spell , see this, they frighten Charlotte away with their powers. Lewis is then given the task of finding out just how much Charlotte knows about her grandmother, but his questions only make her more suspicious, and, thinking that Lewis and the girls are hiding something from her, she goes back to Cleo's house, and steals the old reel of film in amongst the research. Rikki discovers this, and tries to warn the others that Ryan is on to them, but Bella and Cleo don't believe her, as they are beginning to lose trust in Rikki. Emma and Cleo rush back to help, but Lewis is held back by Charlotte, who switches his phone off to ensure that no one interrupts their time together. November 5, 2009 61 3.
They make a new friend in and meet new boy — and encounter on that turns water against them. A furious Rikki gets it back from him, and tells him once again that their relationship is over. Then, when a shady person living on a Mysterious boat pays the Café with counterfeit money while Sophie does her snooping , Rikki confronts them and lands herself in trouble, therefore giving her the most dangerous and probably strangest birthday ever. The girls follow and a battle erupts. However, her parents hear her inside, forcing the girls and Lewis to try to find a cure before Emma's parents discover the situation. As normal girls, the three of them would be of no interest to the scientists, and would be out of danger.
Worse still, when the others dry her off, her tail won't go away. But Lewis has promised the girls that he will keep Zane as far away from Mako Island and them as possible. Realising that he is right, Rikki apologises, and, when she arrives home, reconciles with the others, and tells them of her experience with the tentacle, and how it has affected her. The Best Episodes of H2O: Just Add Water Last Updated: Apr 18, 2019 Season One: The lifes of three girls living on the Australian Gold Coast are changed forever. Chatham, Zane Bennett Burgess Abernethy gets trapped on her sinking houseboat which forces Emma to rush to his aid.