I Wanna Do Bad Things with You manga volume 6 features story and art by Yutaka.

After having some wardrobe trouble at the summer festival, Mamori is touched by Fuji's willingness to help her - so touched, in fact, that she decides to take the plunge and confess her feelings to him. But things don't go quite the way she thought they would! Then, when the new semester begins, Mamori finds herself unexpectedly popular thanks to a classmate's social media post. How will Mamori navigate her new feelings and social status?