Shun Imai, the main character, struggles with his introversion and hesitancy as a homosexual. While reading a BL novel written by Kounosu, an associate from his class, he is discovered and questioned by Kounosu, causing Imai to feel anxious. Kounosu shocks Imai by expressing a desire to comprehend him better. Their relationship blossoms slowly and movingly, eliciting strong emotions from readers.