Mizuki Ashiya has such a crush on a track star named Izumi Sano that she moves from the U.S. to Japan to enroll in the all-male high school he goes to! Pretending to be a boy, Mizuki becomes Sano's roommate...but how can she keep such a big secret when she's so close to the guy she wants?

Mizuki Ashiya is no slouch when it comes to a challenge. She's a star of track and field at her high school, after all. So when she falls for fellow athlete Izumi Sano, she figures out an ingenious plan to get close to him. Now she's moved to Japan, enrolled in the all-male high school Sano goes to, and become his roommate! How? She's disguised herself as a boy! Whatever happens next, things are about to get seriously complicated!