Amsterdam's nights grow darker as Yara Frei, the punishing Domina, trains Kai2 to be her perfect slave. Caged and denied, Kai2's orgasms are ruined, his body yearning for release. Yara's humiliating handjobs push him to his limits, his humiliation fueling his desire to serve. In this fifth night of training, Yara's CBT and humiliatrix games reach new heights, leaving Kai2 desperate for his Mistress's touch, yet dreading her punishing games.