Charlene arrives at a rental house that she will share with the host, a strange middle-aged woman. The host enforces strict house rules, some of which go beyond Charlene’s expectations. Though Charlene initially yields to the rules, she soon finds them unbearable. After an intense argument, Charlene acts in defiance and goes to the bathroom in the middle of the night, a forbidden time to move around the house. There awaits a secret that the host has tried to hide all along.