Marriage. Desire. Betrayal. A few autumn - although extremely hot - days in the life of Piotr Winkler, who unexpectedly loses control over his safe and stable life. A 37-year-old designer, a happy husband and father, goes on a business trip. At the hotel he meets an attractive brunette who soon turns his peaceful, happy world upside down. Piotr will quickly find out the cost of this acquaintance.