The body of the German-Chinese tour guide Kang Lien is washed up in a suitcase in the beautifully glittering Salzach. She was the lover of Konstantin Mandl, the useless son of Salzburg's largest bus tour entrepreneur. Once again, cross-border conditions are bringing up the two antipodes Major Palfinger and Chief Criminal Commissioner Mur. Against the background of the „ Overtourism " that is on everyone's lips Investigators this time pretty much in the Bredouille. After all, a murder in the tourism industry is a major problem for the region's main economic artery. But again this time the Bavarian Commissioner Mur is working together on the case with his brute warmth and the sensitive, ingenious Major Palfinger. And by the way, you have to protect colleague Russmeyer – from far-reaching consequences in a dramatic final –.