A daughter who studies hard to meet her mother's expectations is troubled by stress. At such a time, she is taught masturbation by her stepfather and awakens to pleasure. The young girl, drowning in pleasure, has a physical relationship with her tutor and feels it intensely. Seeing this, the stepfather, who had been holding back from penetration out of consideration for his wife, finally inserts himself into his daughter's hole and enjoys it. The young girl experiences multiple orgasms.
