The Fifty Shades Trilogy Set includes the books Fifty Shades of Grey, Fifty Shades Darker, and Fifty Shades Freed, all in a collector's edition 3-volume boxed set published by Sourcebooks, Incorporated. Written by E. L. James, this erotic contemporary romance series spans 1664 pages and explores themes of romance, intimacy, and power in a unique and captivating way. Perfect for fans of the genre, the set is a must-have for anyone looking to delve into the provocative world of Fifty Shades.