C108 Warm(1)

Shinichi Hirai, a 16-year-old high school freshman, had been graced with a fortunate life. He was part of a very happy family, with both of his parents present and a younger sister as well.

Though his sister had become more distant since her fifth year of elementary school, they still adhered to the basic sibling relationship, acknowledging each other with a nod and a greeting when they met