Sincerity "Hope" Johnson has goals. Eat. Find a safe place to sleep. Never rely on the kindness of others. It's lead her down an interesting path in life. Currently, she works as an assistant to a Private Investigator. All the training, and the little pay. But that's just one of the sacrifices of learning the trade. But when a mysterious job offer comes her way, for a prison-guard position at the supernatural prison, she jumps at the chance for extra cash. She never expected to put in charge of the Angels of Sin. If that isn't enough on her plate. one of her few friends goes missing, and no one seems to care. Hope needs to find the truth, even if it means bargaining with the Sins for their help.