"When I see you being close with Ishizaki-kun, it drives me nuts!" Seeing Yamaguchi-kun jealous, Satsuki found him so cute. Now that Satsuki has feelings for Yamaguchi-kun, her heart won’t stop pounding on the field trip, at Yamaguchi-kun’s house, and during summer vacation! It’s a high school love story about a tough-looking boy and a serious girl.