Unpopular manga artist Rikka is troubled by the fact that she can't draw an attractive man to save her life -- or her livelihood. This is rooted in a childhood trauma that resulted in her developing a fear of men. "I seriously need to get a series picked up...!" With her career as a cartoonist hanging by a thread, she decides to take kickboxing lessons in order to get back a life where she doesn't fear the opposite sex. While learning how to fight from Goromaru, her coach at the gym, she is touched by his awkward but sincere kindness, and falls for him hard, but....?!