S1 beauty Rie Miyagi experiences bondage for the first time under master bondage director Kai. In the story, Rie is a young heiress who lost her parents and relies on servant Sagawa for everything from laundry and cleaning to massage—and the satisfaction of her desires. She begs him to bind her tightly and gradually becomes intoxicated by the pleasure of restraint. Writhing through a dark, decadent world of SM bondage training, the beautiful heiress sinks into deep orgasms.