The IRONMAN is regarded as one of the hardest endurance competitions. Just one of the three disciplines is a major challenge in itself. The triathletes swim, cycle and run, one after the other. Without a break. Those who want to be fit enough and take a place on the winner's podium need to suffer through hard training. Sebastian Kienle, multiple IRONMAN world champion, and Timo Bracht, multiple IRONMAN winner, explain what drives them and how they always find their motivation. A very personal look into the world of two impressive professional athletes.