Decision. Shoichi Kamita is a rather ordinary high school student. He is not particularly good at school, he does not know what he wants to do later and, above all, he is not really popular with girls. However, since his orientation interview with his teacher, Shōichi has resolved to gain maturity by investing himself fully in his studies. This sudden change does not leave indifferent Hikari Tsuneki, the darling of the class. She seems to take a new look at the young man she had so much fun teasing.