A frustrated college girl named Nana, who has a boyfriend but he doesn't satisfy her needs by not performing oral sex on her. Her diary, which contains details about her sexual encounters with her boyfriend, falls into the hands of a perverted professor who has an unusual obsession with licking things that taste good. After reading about Nana's lack of satisfaction, the perverted professor devises a plan to steal her away from her boyfriend during their seminar retreat... He subjects her to humiliating remote blowjobs while her boyfriend watches helplessly, eventually turning her into his personal cum dumpster and anal toy.