Maa-kun lost his mother at a young age and was raised with love by Yuria-san, his father's second wife. Since he learned to masturbate, he has been using netorare videos as material every night. Later, his parents divorced, and Maa-kun went to live with Yuria-san; now they live together. Recently, while staring intently at the face of an erotic actress he found… “Huh? This person looks just like Mom…! Ugh!!!!!!! ” His semen spurts out. “C-could it be… No, it's just a resemblance, right…” “Maa-kun, were you jerking off to this woman?” “W-what?! When did you find out?! N-no, I just happened to find an old actress…” “Hmm~ I'm happy!” “S-sorry… Wait, happy? You said happy?” “Of course I'm happy… Because this actress is Mom♪” “Wha…///” (Thump) Yuria-san, who usually seemed plain, was actually a legendary superstar AV actress! Overjoyed, she put on erotic clothing and started personal lessons for Maa-kun! From glans fellatio to testicle sucking, vacuum fellatio made him ejaculate inside her mouth in an instant! “Ah~ I've already come this much…”. After that, even his virgin friend Yamamoto-kun got involved, starting days of elite sex education. Maa-kun and Mom had serious sex, squeezing out sperm until it was depleted…
