Fifty Shades of Grey is a popular erotic romance novel written by E.L. James. The story revolves around the relationship between Anastasia Steele, a college student, and Christian Grey, a wealthy businessman with a controlling and possessive nature. As their relationship develops, Christian introduces Anastasia to his world of BDSM, exploring themes of dominance and submission. The book gained immense popularity for its explicit content and portrayal of a dominant male character.