Hakui no imôto Mubôbi na oshiri

Eri lives alone in the house left by her father Eri who has decided to work at Fujimura Clinic as a happy nurse looks like a nice adult man to the director Mitsuo and makes a nasty delusion during work One night when Eri returned home her sister Yoshie was chilling wheat in her room After leaving home for a long time he says he came home after being thrown away by an adultery partner During such days Eri happens to meet her classmate Ayumi but