Will You Give Me a New Name?

When the woman opened her eyes, she was being violated by a strange man. Unable to even remember her own name, she is endlessly violated day and night amidst confusion. She later learns that if she does not regularly have relations with the man, she will die. The woman is called Freya and ends up living with the man in this place where only the two of them exist…

(Source: Lezhin, translated)

Note: Includes one extra chapter.