100 pounds overweight, loaded up on steroids and suffering from a debilitating autoimmune disease, Joe Cross is at the end of his rope. In the mirror he saw a 310lb man whose path laid out before him wouldn't end well. At a truck stop in Arizona he meets Phil, a truck driver who suffers from the same rare condition. Phil is morbidly obese weighing in at 429 lbs. As Joe is recovering his health, Phil begins his own epic journey to get well.