Set in Warsaw during the tumultuous days of 1939, the novel follows Konstanty Willemann, a man of dual heritage, caught between his Polish and German identities. As the city falls under Nazi occupation, Konstanty spirals into a world of addiction, infidelity, and existential crisis, using morphine as an escape from the chaos surrounding him. His internal struggle mirrors the external conflict of a nation under siege, as he grapples with questions of loyalty, identity, and survival. Through his journey, the narrative explores themes of personal and national identity, the impact of war, and the search for meaning in a fractured world.