Yusuke's luck is runs dry when he transfers to a brand new school. Thanks to his rotten luck, and a series of unfortunate events, he's left on the streets with nowhere to live.
Just when he's given up all hope, he runs into Asumi, and old friend who claims she owes him a debt she still has to pay back. Upon hearing of his struggle, she begrudgingly invites him to live in her dorm, with her two roommates. The problem? It's a strictly girls-only dorm!
And so, naturally, Yusuke has to dress as a girl on his way to and from class every day. And since here's lodging there for free, he's forced to do all of the housework, and sleep in the closet. It seems our hero just can't catch a break, and to top it off, his feelings towards his new roommates begin to shift into something significantly less platonic...