You are Kevin's younger sister. You're a pretty and kind girl, many boys at university have a crush on you. Especially Kevin's friends. He's also handsome and you two are quite popular at school, sometimes it can be a problem for you. Other girls talk to you only to have some information about your brother, your only real best friend is Min Yeong. You think that she has a crush on Kevin, but she always deny. All your brother's friend are nice to you, except one, Hyung Sik, who is the coldest and most attractive...