Reiko Kobayakawa, a model-class part-time worker who specializes in sexual processing, comes in search of masochist training.
Reiko, a mature woman with a model body, visits a man's house. Her part is simply to perform sexual treatment for men... The man oppresses her as if to expose his sexual desire, but Reiko moans lewdly, dripping her love juices while distorting her face. Reiko, who has masochistic tendencies, doesn't want to do it for money, but to be trained as a masochist by a man...