素人だけどアリですか

One rainy day, Mitsuhashi, an ordinary office worker, picks up a popular porn actor named Ren. The drenched Ren doesn't have an umbrella, and doesn't seem like he has a place to go. Mitsuhashi couldn't leave him alone, so he decides to let Ren stay with him the night. When he starts to get an erection from sleeping next to the handsome man, Ren asks him if he wants to "rub one out" for him...! The seductive porn actor's expert technique causes Mitsuhashi to cum quickly, but Ren's incessant teasing causes him to go into a frenzy...! The cocky Ren gets giggly at the sight of the masculine desire shown by the plain salaryman...? (Source: Overlap, translated) Note: Includes one extra chapter.