In the Canadian Rockies Adam attempts Fight Club (5.15b) in a day, and gets obsessed with an unclimbed project, Disbelief (5.15b), that could be the hardest vertical rock climb in the world.

Cutting-edge action as an elite sport climber attempts to send Fight Club (5.15b) in a day, and obsesses over an unclimbed project that could be the hardest vertical rock climb in the world (Disbelief, 5.15b).