The story follows a struggling young couple chasing the American dream only to realize their worst nightmare when they discover a demonic spirit in their new home. Mammon is the 　　The story follows a struggling young couple chasing the American dream only to realize their worst nightmare when they discover a demonic spirit in their new home. Mammon is the biblical word for the worship of wealth, and the couple discover that getting rich can come at a hefty price. 详情