Lee Minho thought he was in love with his girlfriend. But when he starts visiting her house and meeting her family, he realizes something's off. It's not her that's been occupying his mind. Every weekend, he ends up hanging out with her brother, and suddenly, he can't keep his cool. The way they talk, the way they laugh-it messes with his head. Is it just a crush? Lust? Or something deeper that he can't quite figure out? Minho's starting to fall for the one person he shouldn't-his girlfriend's brother. And the craziest part? It doesn't feel one-sided... at all. TOP LEEKNOW POWER BOTTOM JISUNG