Luya followed Nicholas back to the palace in the North Pacific because she was going to attend the bar mitzvah, but she was depressed because she missed the naval battle. Boeing, Lena and Nikolai are very worried. Momo, a dolphin, came to the palace from land with a bucket to meet Ruya. But suddenly there appeared a person who looked like Haidu, namely Haidu. He led the monster to attack Pingyang Palace in Peking University with the intention of capturing the mermaid princess. Just when Lucia was arrested, the illusion of the goddess Aguli Jenna appeared and gave them a new song, a super love song.