Watch Rika Tsubaki's sizzling debut into the world of full-scale SM, where intense slave training unleashes her deepest masochistic desires. Bound, teased, and driven to ecstatic madness by bondage master Doyama Tetsushin, experience a journey of relentless pleasure and submission. From spanks to candle play, every provocative moment is captured in exquisite detail. Dive into Usuba Shisui’s electrifying masterpiece now.