The Screwtape Letters

The Screwtape Letters is a satirical Christian apologetic novel written in epistolary style by C. S. Lewis, first published in book form in February 1942. The story takes the form of a series of letters from a senior Demon Screwtape to his nephew Wormwood, a Junior Tempter. The uncle's mentorship pertains to the nephew's responsibility for securing the damnation of a British man known only as "the Patient".