Jeong-Hwan receive a letter from his sister Ji-Yeong, it says: "Please rescue me, here is the devil!" His sister goes to an all-girl school, in order to rescue her, he must disguise himself as a female student. In this school there are all students canditates to become "the bride of devil." (Source: MU) <b>Included one-shot:</b> <amlink subject="10659">The Evergreen Tree</amlink>