Deadgirl

Deadgirl is a 2008 American black comedy horror film written by Trent Haaga and directed by Marcel Sarmiento and Gadi Harel.

Rickie finds that J.T. invited their friend Wheeler to rape the woman, nicknamed Deadgirl, as well, and decides that it is time to free her. He is able to cut the chain on one hand free before he hears J.T. and Wheeler approaching. He runs to hide, and J.T. begins to rape the woman. After he notices that her hand is free, the woman attacks him and scratches his face.During gym class one day, Rickie asks Joann out on a date, knowing she has a boyfriend. She rejects him, and that afternoon, Joanns boyfriend Johnny and Johnnys friend Dwyer beat up Rickie and Wheeler. Wheeler rebuts that they have their own pussy now and dont need to hit on Joann. Johnny throws Rickie and Wheeler in his trunk, and he and Dwyer drive to the asylum to see Deadgirl. Rickie convinces Johnny to force Deadgirl to perform oral sex on him, and Deadgirl instead bites Johnnys penis, infecting him. The next day, Johnny races to the bathroom during class and his intestines burst out of his body, leaving him in the same undead state as Deadgirl. ........

Source: Wikipedia