There's a weird old guy living in a girl's house. He's a real pervert, and the titty-sucking, deep-kissing, face-sitting action is just the beginning of his debauchery!
I seem to have a skill where girls who simply walk past me get horny and want sex!? I am unable to contain my joy, and work hard to pound these various girls!
A plain and lonely girl Shizuku wants to break out of her shell. Seeing that an illustrator "Yukarin-sensei", she applies to be a cosplay salesgirl of Yukarin-sensei's doujinshi!
There are lewd moans and wet sounds that can be heard day in and day out, from the fabled "Lewd Mansion" where you can easily have sex with JK's and wives!