The Grass Arena is the true story of John Healy. Raised in an ultra religious family, with an abusive father, young Johnny soon learns that he has to learn to defend himself. He takes up boxing, but soon falls victim to alcholism. His boxing career over, John takes to the Grass Arena (the park) where he lives with other alcoholics.
Fisher, a fine art dealer, goes to Prague after the death of a friend, the Baron von Utz, to see if he can obtain some of the pieces of the Baron's priceless Meissen porcelain collection. He meets up with an old mutual friend, Orlik, who tells him about the Baron's past, his struggle to keep his collection intact, while Fisher struggles to discover what happened to the collection.