Tom Waes has already successfully completed many challenges. Running the Marathon des Sables, becoming a bodybuilder, climbing El Capitan... Adrenaline junkie and stress bunny Tom is known from various adventurous television programs such as Tomtesterom, Wauters vs. Waes, Reizen Waes and Camp Waes. But now he will take on what may be his biggest challenge: in the new, five-part Kalm Waes, scientists try to calm Tom Waes' nervous tendon. Tom goes far beyond his comfort zone and becomes the guinea pig in this unique stress experiment.