Hidetoshi confided in his best friend Kengo about his sexuality during their graduation ceremony. Kengo reassured him that their friendship would remain unchanged, and Hidetoshi made a conscious decision to preserve their relationship. Although Kengo sensed that Hidetoshi had romantic feelings for him, he refrained from addressing his suspicions because he didn't want to risk damaging their bond. Nevertheless, Kengo feels obliged to step in and help when Hidetoshi finds himself in a perilous relationship.