7-nen Goshi no Love Letter ga... H na Kedamono ni Todoichatta!?

Yu works at a family friend's cafe when her former high school classmate, Kanda, unexpectedly appears. He had a history of harassing her during their time in school and now suddenly takes her from her job. After taking her elsewhere, he reveals that a letter she wrote for a time capsule was mistakenly sent to him, expressing her deep feelings for someone named Kanda. Before she can clarify that it wasn't him she meant, he kisses her, leaving her no chance to respond. Despite her past dislike for him, his current affectionate behavior begins to stir unexpected emotions within her.