[ENGLISH-SUBTITLE] HMN-586 A classmate I used to like is drowning in debt, so I hired a girl who looks just like her back then to be my personal substitute sex slave maid for 20 shots a week, Nanase Alice

Yoshimura, who was gloomy and not popular at all in his school days, is now single and a little rich. One day, he gets a call from his old classmate Noriko, who he used to like, saying, "I'm in trouble with debt and need your help." He asks