Suzu, living a life of poverty with her mother. Unable to make ends meet with her mother's income and her own part-time job earnings, she finds a job posting while looking for a higher-paying part-time job. "We will buy your bodily fluids. Bodily Fluid Buying Club." Suzu, grasping at straws, goes to the Bodily Fluid Buying Club. Her bodily fluid release amount, which she didn't even know about, is praised by a maniac, and her life changes completely...