The Man Who Saved Her Life Was A Rapist Of The Worst Kind. Rei Kamiki, An Emergency Medical Technician Who Has Been Forcibly Forced To Perform Sex Work And Has Fallen Into A Rape Swamp.

命を救った男は最悪の強●魔だった。無理矢理性処理をさせられ続けレ×プ沼に堕ちた救急救命医・神木麗

Also known as STARS-964, Inochi o sukutta otoko wa saiaku no tsuyo madatta. Muriyari-sei shori o sa se rare tsudzuke numa ni ochita kyukyu kyumei-i

One day, a man is brought to the hospital where Rei, who has a reputation as a beautiful surgeon, works. In order to fulfill her mission as a doctor, Rei tries her best to treat him and save his life, but the man is actually the worst ●●● demon. One day, the man recovers and finally takes care of Rei at the hospital. Furthermore, Rei's weakness is seized by the man, and she is drawn into the worst ●●● spiral.