Azu is working hard at multiple part-time jobs to earn money for her beloved boyfriend's tuition, but due to fatigue, she repeatedly makes mistakes at work and is told that she will be fired.However, when she pleads with the store manager to make some extra money, she is given the condition that she performs sex work during the late-night shift.Azusa tearfully accepted the unreasonable request, but it also inflamed the lust of her senior clerk... and her young body was relentlessly trained.