VEC-579 Friend's mother forced to have sex with internal ejaculation in front of her son Yuri Oshikawa

A shy son brought his friend Endo home for the first time. Yuri welcomes Endo, who has a reputation for being gentle in both the literary and military arts, but Endo has a hidden face behind him. Kindness only on the surface. Endo, who didn't care about friendship from the beginning, was aiming for Yuri's body. She wants to cuckold that gorgeous busty body of hers. A tragedy strikes the defenseless Yuri, who doesn't know Endo's sore desires...