Eerie creepy plots horror/mystery

Swan's Grave / Swan Grave / Swan Tomb / The Swan's Grave / / Series Not Found Anna, a dimension traveler, enters the ominously nicknamed "Swan's Grave"the Loengrin Marquisateas a maid, in hopes of finding a way back to her original world.There, she

As if being reincarnated into a generic fantasy webtoon wasn't enough, I have to be the 'Necromancer' who is sacrificed for the protagonistSince it has come to this, it can't be helped. Even if I can't become a rich noble lady from a romance fantasy,