Who knows what darkness lies in the heart of men? Detective Melvyn Stone, that's who. After a mandatory sabbatical in South Africa, Detective Stone returns to duty, but this time, he's sharing his body with the ghost of a career criminal! As Mel tries to re-acclimate to the life of a cop, the mysterious and unusual murder of a popular college football player slowly begins to open the door to a Nether-world only found in his darkest nightmares. Joined by the ghostly James Wyatt and his new partner, Detective Claire Sanchez, Mel begins to realize the strange journey he is now on. How is he and James linked? What happened to him while he was in South Africa? And what is the significance of the River Styx? This special edition has never before seen images and character designs from the series.