Madison worked as a clerk at Alexander's contract agency to pay her mother's medical bills. Alexander, drugged by a succubus Vanessa, slept with her and offered a contract: fake girlfriend for one year, all bills covered. They grew close, but Vanessa cursed Madison's mother. Alexander broke hell's rules to save her and was arrested. Madison stormed into hell with Abigail's help, and remembered she was Katherine, an angel who fell for Alexander a thousand years ago. She awakened her light, exposed the real traitor, and freed him. Madison returned to the human world with Alexander, her mother woke and accepted him. A thousand years of love, finally home.
