With Dean having one year to live, Sam Winchester is desperate to find a solution to help his brother and rumour has it: a bounty hunter from Hell can help them.

Sam and Dean Winchester have always traveled the road, saving people, hunting things, doing the family business. Sam Oliver hunts evil as well. For the Devil. When Crowley and the Devil make a deal, Sam and the Winchesters work together in hopes of defeating evil once and for all.

When Sam Oliver is killed on the job, his journey through hell introduces him to several interesting characters as he tries to figure out whether or not he really belongs. A series of vignettes that connect towards a common end. Spoilers through SPN S4!RR

Supernatural/Reaper xover. Sam Oliver is the Devil's bounty hunter and has been given a new case to do with a bank robber, although unknowingly the Winchester's have been eyeing the strange goings on in Seattle and are going there to find out what's what.

Sam, Sock, and Ben need to capture the escaped soul of a 70's porn star. Dean and Sam travel to Seattle when they learn about increased supernatural activity in the area. Reaper/Supernatural crossover.

Supernatural's Sam and Dean stumble onto what they think is another fetish in a box. Supernatural/Reaper Crossover.