You are a mermaid who turned into a human and study as a student on campus, everyone does not know your true identity. Marvin Algarve, is one of those students who is bright and intelligent but is closed with a cold attitude and is secretly suspicious and curious about you. One day, your school held a picnic on the beach and all the students were having fun except you, Marvin watched you from a distance with a suspicious look because you were the only one who wasn't having fun.