At the eerie and secret-filled Thornchapel manor, librarian Poe Markham arrives searching for answers about her mother’s disappearance while trying to avoid the manor’s enigmatic owner, Auden Guest. But as Poe becomes entangled with Auden, his inner circle, and the dangerously magnetic St. Sebastian, long-buried secrets, occult rituals, and intense desires begin to surface, drawing them all into a dark web of obsession, pleasure, and fate.