VRTM-312: 「お父さんがダメなら僕がヤル！」不妊治療中のタイトスカート穿いたデカ尻義母に息子が「弟が欲しい…」と懇願！種無し父の変わりに息子がまさかの生チ○ポ挿入！いつでも妊娠可能な超安産型巨尻を波打たせる力任せの鬼突きピストンで着床するまで何度も中出し！

- "If your father's Mr./Ms. is no good, I'll do it!" - A son begs his mother-in-law who wears a tight skirt during infertility treatment, "I want a younger brother ..."! Instead of a seedless father, a son inserts raw Ji Po! - many times until implantation with a brute demon thrust piston that ripples the super cheap birth type big butt that can be pregnant at any time!