On a school trip, a serious and busty new female teacher who came to the ryokan to help her cute students with their sexual worries!? The teacher, shyly entering the men's bath with just a towel, her large breasts cause the student's penis to instantly erect! The busty female teacher, who is troubled by her short and circumcised male student's penis, gives handjobs and blowjobs one after another. She also gives sex guidance to her student who confesses to being a virgin! The student's raw pounding and sperm directly hitting the uterus in the middle of the act, the pleasure of creampie causes the teacher to lose her reason and have continuous sex with internal ejaculation!