Surplus Princess is a story about a mermaid who attempts to become a human being so that she can stay forever with the man she loves.
EiRin (Jo Bo Ah), the eighteenth princess of the mermaid world, dreams to becoming a human because of a love one. She drinks a bottle of the human potion, before she even realize the 100 day consequences to this potion. Before she reaches the 100th day of being a human, she has to find her perfect love one. Will she be able to find him in time?
Director: Ji Eun Yi, Park Ran, Kim Ji Soo
Writer: Baek Seung Ryong