Confinement and Drugging - Forced Pleasure of a Lewd Slave

Yuki can't forget the sake she drank at the bar, so she visits it again. She becomes friends with the master and tries various alcoholic beverages, but falls asleep due to sleepiness. Before I knew it, I was in a laboratory. Yuki has become addicted to alcohol after having drugs mixed in with it. A harsh sex life was waiting for her.