Asuka got married and started living with her father-in-law. - Compared to her husband who is busy with work and is rarely at home, Asuka has completely relented to her kind father-in-law, who also helps with the housework. - However...behind his father-in-law's kindness was a smoldering sexual desire swirling around him like mud. - Without knowing the face behind her father-in-law, Asuka was working on the housework alone with her father-in-law after her husband went to work, but every time she wiped the floor, her underwear showing through her skirt provoked her father-in-law.