Fifty Shades of Grey is a bestselling erotic romance novel by E.L. James. The book follows the story of Anastasia Steele, a college student, and Christian Grey, a wealthy businessman. It explores their intense and passionate relationship, delving into themes of dominance, submission, and sexual exploration. With its explicit content and captivating storyline, Fifty Shades of Grey became a cultural phenomenon, sparking conversations about sexuality and pushing boundaries in mainstream literature.