Character: A boy, a fish(he looks it as a mermaid), his parents, and the police.
Conflict: A boy v.s. human being except him. For example, his parents and the police.
Climax: He saw a mermaid again, and she took him into the sea.
Symbol: A mermaid is the symbol of imagination.
Theme: In this world, it is not allowed to do the imagination that is different from other people. It is important to think in a popular way to have another person accept myself. But it is sad.