Prince Blue Blood has been murdered. It was one of the most interesting cases Private Detective Octavia Melody have ever come across. Prince Blue Blood was dead. There were four ponies, one of who must have committed the crime, but which of them?

Doctor Whooves has a very deep secret. A secret which, if fell into the wrong hooves, could cause the holder to be Supreme Ruler of Equestria. Perhaps the world. What occurs when the secret is divulged unto Thunder Lane, the Pegasus?