He should not just think but take action. Police debutant Massimo Capaul officially begins his service, but under special conditions: instead of a work uniform, he wears outdoor gear and hiking boots, as there has been a rockfall at Linard Pitschen, and Capaul is to assist at the Zernez station. Eight hikers can be rescued, but a peculiar villager is initially missing and then declared dead. Capaul is soon called to the next incident: a hunting accident at Piz Linard. The hunting companions claim to have seen nothing despite binoculars, no evidence has been collected at the scene, and the body has already been removed. While the pragmatism of the Engadine people is commendable, Capaul wants to investigate the matter. When several thefts are reported in the following days and a well-known civil engineer has an accident on the Ofenpass road, Capaul's ambition is finally ignited. Has the unusually warm November, in which remnants of a Saharan storm cover the mountains and valleys with pale red sand, turned everyone's head, as Capaul's landlady Bernhild claims?.