HSODA-085 - Sister brainwashing. An stepfather manipulating his daughters' minds to make them his sex slaves. Minazuki Hikaru, Onosaka Yuika

The stepdaughter of a remarried partner is the beautiful sister Yuika and the cute younger sister Hikaru. 'I want to somehow massage the breasts or buttocks of the two of them…!' The stepfather's head was full of lewd obsessions. One day, the stepfather learns about the existence of a 'brainwashing maker.' It's an app that can rewrite the brain of the target and brainwash them. Despite his doubts, he uses it, and the sisters fight over the stepfather's penis! They tie each other up! Multiple penetrations! The brains and vaginas of the completely brainwashed sisters are treated like toys…