Mermaid Ariel and Prince Eric lived a happy life after getting married. Soon, their daughter Melody was born. The little girl was naughty by nature. Unlike her mother, she always yearned for the colorful world under the sea. Ariel never told her about her life experience. In the previous episode, Morgana, the sister of the witch who tried to harm Ariel, lied to Melody and said that she could help her become a mermaid in order to avenge her sister. Melody was so happy that she followed Morgana to the bottom of the sea. Ariel and Eric were extremely anxious after losing their beloved daughter. In order to find the whereabouts of their beloved daughter, Ariel decided to return to the sea.