Nao is a married woman who has been married for several years and has been living a cold married life. In order to escape from the boring days, I decided to get a massage on-site to change my mood. However, Nao's body, which has not been satisfied for a long time, is in agony from the skillful treatment of Shiatsumaster Oshima. A few days later, Oshima noticed Nao's hidden masochism and tied him up with a hemp rope, saying there was a more exciting massage. Nao's body, which had been deprived of freedom, was ironically dripping with love juices, as if he had been entangled in a spider's web...