Unsophisticated and Rude

"(W/A) Momoko Tenzen Hiroto, a student at an all-boys' school, listens as his childhood friend, Satoshi, confesses that he is falling in love with Nao, an upperclassman in their school club. But Hiroto is perplexed that the object of Satoshi's affections is Nao. The same Nao with whom Hiroto spent an evening. Hiroto thinks things will be okay with Satoshi and Nao, but seeing them together will be hard for him. What are these feelings he has? Will these complex feelings he has for Nao only grow ?!"