"The school's very own idol boy is hiding something….?! By some turn of events, I found out about Usami-kun's little secret and decided to become friends with him. A youthful story that depicts the love and growth of a friendship that all began with the sharing of secrets." Usami's Little Secret! Usami-kun's Secret! Usamitsu うさみくんのひみつ！ 우사미 군의 비밀!