After a bad experience in junior high, where her social anxiety was worsened by bullying, Uka Ishimori decides to change herself and the way she lives her life. Her first step is applying to Hachimitsu High School. Its attractions? A more relaxed school atmosphere, and the gruff but handsome Kai Miura.

Uka's happier than she ever dreamed. It's all new friends and new miracles until an incident on a school trip.

Uka and Serina struggle to open up about their feelings. Can they figure it out over summer break?

Uka's father is concerned about Hachimitsu High again. Can he be convinced that it's the right place for her?