Mikan, the daughter-in-law, ends up taking care of her elderly and frail father-in-law, Yamaji. Although it was a promise made from the beginning of their marriage, when Mikan actually sees Yamaji, she hesitates due to his old man smell. Realizing Mikan's true feelings, Yamaji says, 'I'll teach you what it feels like to be cared for,' and begins sexually harassing her under the guise of care…
