A daughter-in-law, Reika, who was asked by her husband to take care of her unwell father-in-law. However, it was actually to fulfill her husband's desire to be taken down. A father-in-law who touches his butt while nursing and entangles his tongue while chewing. Rei desperately endures for her husband even though he is hit by vulgar sexual harassment. However, her body is gradually eroded by her father-in-law.
