YLWN-039: - 「僅僅插入是不夠的......」 儘管兒子調皮搗蛋，但媽媽卻揉捏了她的邏輯，還有 4 個小時的婆婆

"Just Inserting Is Not Good ..." My Mother Kept Reasoning Even Though My Son Was Mischievous, 4 Hours Of Lustful Mother-in-law