Lee Hyukjae is a very cheerful person and a very caring and loving kid. he's in high school and he lives in a dorm provided by the school. but  his dorm is an old room and its not in good shape, but since he doesn't have much money and he's happy living in it alone, he's okay with it. but he still hopes to have a room mate, but he knows its impossible. but he was shocked to find out one day that someone moved in his room. it was Lee Donghae, a bad high school punk that was expelled from his previous school, he was sent there so that he could behave himself. he's very grumpy and most of the time angry. the school is very strict. the two won't have a good relationship, although Hyukjae wants to be friends with him, Donghae won't let him, he hates Hyukjae, because of a hurtful past that he keeps remembering when he sees him. but Hyukjae's persistent and his ultimate goal is to get Donghae to be his friend. will Donghae be able to soften up to him? will Hyukjae be able to melt the ice in Donghae's cold heart?