Diary of a Female Lead: Shujinkou Nikki manga volume 4 features story and art by Yuu Yoshinaga.

After Sena discloses he can't be “just friends” with her anymore, Aoi has no idea how to act around him, and a class hangout makes things even more awkward between the two. Being around her classmates outside of school gives Aoi the opportunity to see yet another new side of Sena, though—one that makes her heart race like never before. Is she ready to take the plunge on her perfect romance, or will she continue to deny her ever-growing feelings?