YMDD-167 The girlfriend my son brought is a schoolgirl Yui Hatano

My son's girlfriend is Yui Hatano. - A plan to take advantage of my beloved Yui Hatano's weaknesses! - ! - What belongs to my son is mine! - ! - One day, my son brought his girlfriend, but it turned out to be Yui Hatano! - My favorite Yui, who I always masturbate with, is right in front of me! - Moreover, she even had lovey-dovey creampie sex with her son! - I was so frustrated that I decided to seduce her and do whatever I wanted.