It's been five years since the end of the American Civil War. Somewhere deep within the snowy mountains of the American West a lone figure - Gideon sits in front of a fire, lost in thought. Abruptly, he is pulled out of his reverie by the echo of a Henry rifle and a bullet puffing into the snow inches from his head. With no time to react another shot rings out. It connects with Gideon's shoulder and whips him to the ground. Instantly Gideon calculates his one chance of survival. To leave everything he owns and run for the cover of the nearby fir trees – his blood leaving a crimson trail in the snow...