A new label that exposes the promiscuous sexuality of housewives rampant in the streets, the Married Woman and Mature Woman Laboratory "Mature Woman LABO". What will the mothers do when they are suddenly told, "If you can make your son cum, we'll give you a prize!"? The tasks given to mothers and children are all high hurdles for blood relatives! But as time passes, common sense begins to slip away...? Once the forbidden door is opened, the erotic power of mothers and children will have a shocking ending!