In 2016, Scottish rugby legend Doddie Weir was diagnosed with motor neurone disease (MND). Doctors said he would be in a wheelchair within a year. He wasn't. Instead, Doddie is battling the disease and on a mission to find a cure. Fellow Scottish rugby legend John Beattie has followed Doddie and his family over the past two years, gaining a unique insight into the life and mission of the man behind the famous tartan suit.