Many feel both fear and their own inadequacy when the recruits have to carry out one of the colonel's signature exercises; Exercise Tower Jump. In exercise Hinderegg, new challenges await both the brain and the body.

The recruits receive their first feedback in military terms before they go out into the field for the first time, completely unaware that it is the day of hell that has begun. After a short night under the open sky and heavy marching, the first recruit goes to the ground.