The Black-Jack Demon is a genre-breaking Western revenge tale focused on young Silas' journey through the changing American landscape, following the trail of carnage left behind by the mysterious figure. After enlisting the help of Humphrey, Silas has realized that he's not chasing a simple claim-jumper, but something far more sinister. Fresh from an encounter with the the Black-Jack Demon, a now solitary Silas tracks the stranger through settlements in the shadow of the eastern Rockies.