Tazuru Madoka's mother remarried, and her new step-brother Shouta hates her because he blames them both for his mother's death. Problems arise from this tension, and Madoka wishes desperately that she could be stronger. Thus, she decides to join her acquaintance Shinjou Atushi's dojo to learn karate and...?

Included one-shots: Volume 1: Hana mo Arashi mo Fumikoete Volume 2: Ore-sama to Watashi