The translucent beauty Iku Toba unlocks her first-ever experience with bondage! Directed by the master of the bondage world, Kai. Iku, a young lady who lost her parents at a young age, had her various needs taken care of by her servant, Sagawa. From laundry and cleaning to massages, Sagawa also answers Iku's deepest desires. Begging to be tied up tightly, Iku eventually becomes intoxicated by the pleasure of being bound. In the lewd and perverse world of SM bondage training, the beautiful young lady writhes in agony and sinks into a world of deep orgasm...