Title: "The New Girl"
Synopsis:
The third season of H2O: Just Add Water begins with the arrival of a new girl in town named Bella Hartley (Indiana Evans). Bella is a talented swimmer and quickly makes friends with Cleo, Emma, and Rikki. However, she soon finds herself caught in the middle of their magical secret when she accidentally discovers their mermaid powers.
As Bella struggles to come to terms with her newfound abilities, she also faces challenges in her personal life. Her parents are going through a divorce, and she is feeling lost and alone. However, with the help of her new friends, she learns to embrace her mermaid powers and use them for good.
In this episode, Bella meets Will and tries to learn more about him, while Cleo is worried about her parents and Emma is dealing with her own insecurities. Rikki, on the other hand, is trying to figure out how to control her powers.