Kato Tsubaki, a healing-type beauty who captivates with her sexy and cute looks, fair and translucent skin, and slender body. Introducing all of her charms! Tsubaki teases and toys with her serious stepfather half in jest, half in seduction, and that day too... "Tempted by the son's wife with unfulfilled desires." After learning that her son is into men, Tsubaki Mama decides to teach him about women's allure through sex education... Both works, "Intellectual Mom's Spartan Sex Education," are fully included!
