Rex is sent to an alternate universe where Angel is still alive and finds himself living the life of a different Rex who isn't quite as honourable as him.In it he discovers there is a plot afoot to have the entire Rex Cassidy Investigators wiped out and it is coming from within the RCI itself.Who are his allies and who are his enemies? Could he be stuck there forever? Will what happens here affect the other universe?Book 21 in the RCI series