SDDE-645 Beautiful nurse sisters who were turned into sex slaves in a brainwashed hospital.They were seduced and raped in despair at the hospital where they infiltrated to save their beloved sister.

Beautiful sisters who work as nurses. - Yukine (older sister) senses something strange about Yura (her younger sister), who she hasn't seen in a while, and transfers her to the hospital where her younger sister works in order to find out the cause. - One day, late at night at the hospital, I witnessed my younger sister, who had been turned into a sex slave, sucking the dicks of the patients and being raped. - Determined to help his sister, he approaches the darkness of the hospital with the help of senior nurse Yoshioka, but...