Yunho has a girlfriend, Changmin has a girlfriend. They've been serious with their girlfriends for a while now. Yunho and Changmin are both college students at SM College. Their girlfriends attend a different school so usually it's double dates with eachother after school. Then one night one a boys out something happens that boys can't denine that there isn't something real between them. More real than anything they ever felt with their girlfriends, but how do you break up with a girl when you haven't gotten in a fight and nothing is going wrong? And how do Changmin and Yunho see eachother without the girls knowing what they are really up to?