Seo-ah is dragged on a weekend mountain hike by her boss. However, she gets lost alone in the mountain, and as it gets darker and darker, a strange black mansion and beautiful twin brothers appear before her...

Anna, a dimension traveler, enters the ominously nicknamed “Swan’s Grave”—the Loengrin Marquisate—as a maid, in hopes of finding a way back to her original world.There, she encounters Marquis Rothbart, who...

https://www.cmoa.jp/title/298702/

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...