Minjae is The prince and the object of the Little Mermaid’s unrequited affection. When his ship sinks, the Mermaid saves him, pulling him safely to the shore near a temple where a young woman finds him.
Yeji, 20-year-old mermaid princess, is curious about the human world. Yeji having fallen head over fin in love with a prince she saw on a forbidden visit to the surface. Her goal is to marry the prince and share his human soul, which will grant her access to heaven when the time come.