"The Queen of Spades" is a short story by Alexander Pushkin that revolves around the themes of greed and obsession. The plot follows Hermann, a young officer who becomes fixated on learning a secret to winning at cards from an elderly countess, known for her mysterious success in gambling. As Hermann pursues the countess, he discovers her dark past and the supernatural elements tied to her success. His obsession leads him to a tragic fate, illustrating the dangers of greed and the consequences of trying to manipulate luck and fate for personal gain.