Fashion Models Get Torture & Raped: Sex Slave Collection 4 Yu Aso. Sasaki, a division head of the production company where the international model, Yu Aso is signed to, lures her away from the company and teams up with Yoshimura, the president of an investment firm to start his own company. But Yu objects to leaving her production company. Anxious, Sasaki calls her out to rape and coerce her.. Sex Slave Collection