Midori no Hibi

Seiji Sawamura is known as the toughest seventeen-year-old in his area, respected and feared for his combat skills and his nickname, "Devil's Right Hand." Despite this, he is actually kind-hearted and has spent his entire adolescence without forming any romantic relationships. His tough image makes it difficult for him to connect with girls. One morning, he discovers that a girl named Midori has taken the place of his right hand. She reveals that she has had feelings for him since middle school.