The stepmother android Chisato, sent by the government, has a mission to mend the relationship between father and son. Chisato approaches the father, whose wife has run away, and they end up in a relationship... She gives him a titjob with soft breasts, 69, and a rich, mature sex session with a creampie! This time, to comfort her son who is lonely without his mother, she inserts herself in a cowgirl position and pistons his cock, saying, "I'll teach you about women!" One day, Chisato's true identity is discovered by her son... She cries during a final creampie sex session with her son before she is disposed of by the government...!