Hana-Kimi: For You in Full Blossom, Vol. 2

PERSONAL BESTHigh jump champion Izumi Sano has realized that his slender new roommate Mizuki is a girl, but he's decided to keep her secret so she doesn't get kicked out of their all-boys' high school. Now they're becoming good friends, without worrying about "guy" or "girl" stuff--or so Mizuki thought until Izumi kissed her one night! Before Mizuki has time to freak out, in steps a bigger problem: her American half-brother Shizuki, who's not too thrilled to find out that his little sister is cross-dressing 24 hours a day. But handsome Shizuki has problems of his own...