• "Berlin: The Depraved City" is a supplement for the Call of Cthulhu role-playing game that immerses players in the decadent and turbulent Berlin of the 1920s. • Amid corruption, hedonism, and political turmoil, the Cthulhu Mythos intertwines with the plot, giving rise to occult organizations, strange cults, and dark knowledge. • The book provides an overview of the city, guides for creating characters, and introduces investigators to the setting. • Includes details about the criminal underworld, unique cultural and artistic elements of the era, and three thrilling adventures set in the historical context of Berlin. • Investigators must face sinister forces and unravel mysteries as the city rushes toward its dark fate, challenging their own sanity in the process. • Minor damage.