Dieter Haus is a boutique hotel in Munich, designed by Dieter and his best friend, Klaus. Dieter has an unnaturally sensitive, sense of smell which he and Klaus have found ways to use to advantage but, when Dieter meets by chance a handsome traveler with a great deal of money and no memory of where he got it, he, Klaus and their closest friends become embroiled in a web of sex, violence and international crime. Originally published in 2017, the book has was revised in 2023.