GS-377 - Infertility Clinic Trap: Milked Dry by the Nurse During My Check-up

The protagonist visits a clinic for infertility treatment, only to be ambushed before he even reaches the collection room. From forced masturbation to oral stimulation, the nurse takes control. She then seduces him with a 'fertility test' in the cowgirl position, leading to an intense, mind-blowing internal climax.