The Screwtape Letters is a captivating stage adaptation of C.S. Lewis' satirical masterpiece. The play follows Screwtape, a senior demon in Hell, as he writes a series of letters to his nephew, Wormwood, offering advice on how to corrupt the soul of a human on Earth. Through these letters, Screwtape reveals the subtleties of temptation, the nature of spiritual warfare, and the challenges of maintaining virtue.