Strictly big-breasted mom's serious sex education for baby-making

One day, mom witnesses her son washing his wet dreamed panties. Her son, who doesn't know how to deal with it herself, takes out medical books and teaches her how to masturbate. From this point on, moms' sex education began to lean in the wrong direction... He enthusiastically teaches her how to touch her breasts and insertion, and even takes away her son's virginity. Eventually, he even gives sex education to his son's friend. A strict and enthusiastic mom is drowning in pleasure with her son's cock...