For years, Evelyn is tormented by the Blackwoods, who treasure their adopted girl while treating their own daughter as disposable. Her lonely death should have been the end, until the ruler of the underworld claims her abandoned body. Trapped in Evelyn's flesh, Lucifer feels each cruelty inflicted upon her. When her family drives her to another fatal brink, he sheds his human disguise and makes them answer to the fury of Hell.