Hou Inn no Nieno

A student named Junai is suddenly captured by a mysterious white-haired girl. Once imprisoned, Junai is subjected to intense BDSM and severe humiliation at the hands of her captor. The torment continues as the white-haired girl asserts complete dominance over her victim. Later, a second girl is brought into the confinement space. This new captive is then subjected to the exact same extreme treatment and humiliation alongside Junai.