A collection of erotic illustrations of Yui, the heroine of a certain anime who has a boyfriend.
The main volume is 82 discs in a situation where he calls her to his home and fucks her.
(Showing panties, sexual harassment, bukkake, blowjob, hand job, real sex, after the fact, etc.)
As a bonus, we also include 4 beautiful non-erotic illustrations that can be used as smartphone wallpapers, etc.