When he was 9 years old, Tim and his mother were abducted by taxi-driving serial killer Bob. Tim's mother was murdered. Tim was kept as a chained slave, forced to bury the bodies of young women Bob drags home and keep scrapbooks of the crimes. Now a teenager, Tim and Bob share a depraved father/son/protege relationship. But who will ultimately sever the bond between family and unimaginable horror?