My Friend's Mother First Thrilling Experience

友達のお母さん ドキドキ初体験

Also known as Tomodachi no okāsan dokidoki shotaiken

Susumu, a good young man from the countryside, comes to Tokyo to attend a school for chiropractors, relying on his childhood friend Sasaki Kazuto. Kazuto's mother, Junko, remembers Susumu well from his childhood and is happy to let him stay with her. One day, Susumu gives Junko a massage to repay her kindness...