Katabami-san wants to get sucked by a vampire.

Chapter 3
Chapter 2
Chapter 4
Chapter 2
Chapter 4
A twitter series from Hitotose Hirune of (https://mangadex.org/title/de5343e8-5af6-4942-9e91-03073c9b6ec2/dorobou-chan) fame that they're doing "for fun," about a high school girl trying to entice her vampire classmate to suck her blood.