Summary Mitsuki-Kun Chotto Matte! from Kainu Manga
Mitsuki-Kun Chotto Matte! summary: Yusuke, a college student who "doesn't know how to be loved like this", is best friends with Mitsuo, a handsome commentator. Yusuke sneaks into the house to celebrate Mitsuo's birthday with a surprise, but his best friend is in the middle of masturbating there! Feeling pity for Mitsuo, who breaks down in tears from the shock of being seen, Yusuke declares that he will do anything to apologize. Then, he asked me to "I want to come while I touch him", and even confessed that he liked me??!?
