A young man loses his leg in a motorcycle accident. While rehabilitating, he takes up cycling. He becomes determined to become the first one-legged person to cycle across the U.S. The movie follows him from his initial rehab through the completion of his historic ride in Boston, detailing all the ups and downs in between.
Marcus takes his kid brother, David, with him for a physical test and a brain scan, suspecting cerebral aneurysm like their dad died of. They head off on bikes for the big Rockies bike race with Marcus' Sarah driving the van.