Sherlock and John get a bit more than they bargained for when they meet a spritely little songbird named Mary Fisher. Of course, so does Mary when she finds herself in an explosive vest less than a week after meeting them. Author's Note: I realize there are a few inconsistencies between chapters one and two. Chapter 2 is more right so please forgive the inability to use this site!

Two trails of blood are crossing the US, winding their way across the states in the hopes of meeting. Two infamous, but as of yet uncatchable, serial killers are slicing their way towards one another, each with their sights set on the death of the other: Castiel, a young and ruthless prodigy with a thirst for revenge and Dean Winchester, a man thoroughly disgusted with humankind.