Kaname Momojiri, aiming to become a masseuse, lands her dream job after being drawn to a particular post on a job-hunting site. Her days soon become filled with rising arousal every time a female client arrives. When she confides in a senior colleague about her growing sexual urges, she receives an unexpected response: "Just go ahead and do it!," her senior says with a smile. She's shocked to discover how easily clients' legs open up during massage sessions. On her senior's phone, she finds numerous videos secretly recorded during treatments.