27-ji no Cinderella

"I'm thinking of becoming a VTuber, and I want you to draw my character, so I DMed you." One day, the illustrator Murasame-sensei suddenly receives a DM. The client, Minami, is an extremely attractive and extremely unstable girl. As Minami becomes more and more famous as a VTuber, Murasame-sensei develops feelings for her that maybe he shouldn't…!? (Source: Ichijin Plus, translated)