It's the summer of 1966. Rusty Ravenscroft has been drafted by the US Army and ordered to report for training in two months. The war in Vietnam is escalating, and there is little doubt where he will be in a few short months. When his father hands him the keys to the family car and tells him to take off on a road trip, the first thing that comes to mind is his long-held desire to trout fish in Colorado.