In order to save her husband's company, Ria, a wife, asks her father-in-law for financial assistance. However, as a condition for the assistance, her father-in-law proposes that Ria provide physical service! And so begins her father-in-law's cunning sexual techniques! Persistent kisses, sucking her tongue. Caressing, licking from her toes to her face. Cunnilingus that covers her vagina in saliva. Skin-to-skin contact creampie sex! And gradually Ria becomes addicted to the close contact sex with her father-in-law...