THE LAST MARATHON follows television producer and avid marathon runner Anton Maillie with his battle with ALS. His wife, Mari, has to put up emotional walls in order to be his caregiver and shows how the battle isn't just with the patient, but with the caretaker as well. But through the struggles, they find ways to make good days great, no bad days allowed. They find their voice in activism so that others to follow may have a better chance at more great days - and more days period.