Mommy Gives Milk to the Family: Making a Baby with the Stepson tells the story of a sexy stepmother who is attracted to her sexually desirable stepson and decides to seduce him. She intends to have his baby, but another girl enters the picture and becomes sexually involved with both of them. This has the effect of doubling the stepsons pleasure, as both women become subsequently impregnated, have their breasts milked, and give birth to a new generation of the family!