My Demon Boyfriend Came from Hell to Protect Me

Vivian works four jobs for bedridden fiancé Lucas. One night she catches him with a rich woman. He and his allies take her home, car, savings and job, leaving her homeless. A friend introduces a demon-summoning game. Demon Mora awakens in Vivian, offering power. When Lucas forces her to sign a contract, Mora takes over. Vivian gains powers and makes every abuser pay—becoming most dangerous demon.