Ep 3. The One That Got Away

The episode "The One That Got Away" is the third episode of the second season of H2O: Just Add Water. The episode follows the three mermaids, Emma, Cleo, and Rikki as they encounter a new boy in town named Will. The trio initially meets Will during a fishing trip where he catches a rare fish, however, Emma is concerned about the potential danger Will poses to their secret as he witnessed them using their powers.

As the girls become increasingly familiar with Will, they learn that he shares a passion for marine biology and is dedicated to preserving the ocean's ecosystem. Despite Emma's distrust, the girls are eager to befriend Will and invite him to take part in their mermaid activities. Through their friendship, Will learns about the powerful and dangerous moon pool, and Emma worries that Will might learn their secret.

Meanwhile, Lewis, Cleo's best friend, has been away on an exchange program, and upon returning, learns that Cleo has been spending time with another boy. Jealous and feeling left out, Lewis struggles to find his place in Cleo's life.

The episode explores themes of trust, jealousy, and the consequences of revealing a secret. As the friendship with Will deepens, the girls are forced to question their trust in him, while Lewis's insecurities culminate in a confrontation that could jeopardize his relationship with Cleo.

Overall, "The One That Got Away" is a compelling episode that continues to delve into the intricate world of mermaids and their delicate balance between secrecy and companionship. The episode emphasizes the importance of open communication and trust while showcasing the complex emotions and relationships of the show's central characters.