Isabel is desperate to see her family grow, and her stepson Allen has just told her he has a date with a girl. Allen is nervous and inexperienced, so Isabel gives him a couple of practical tips on how to please a woman. Later on, Allen’s relationship with the new girl starts blooming, but he's still too nervous to perform sexually. Isabel jumps in once more to show him how to last during sex.
Finally, Allen comes back to his stepmom with big news: his new girlfriend is the one! Isabel got what she desired, but she starts feeling that she won’t be needed anymore. To feel better, Isabel decides to give her stepson one last practical lesson on sex.