Simple Mina (Yui Miho) who devotedly cares for her father-in-law with dementia. - Her deceased wife and her memory are doubled and her sexual pressure is pressed. - One day, her father-in-law who gets angry with her rough phase as an excuse pushes away the resistance of her Mina and forcibly forms a relationship. - From that day on, she was forced to turn into a lust helper who presented her body ...