Ever wished you could rewind time and make a different choice? Kim Seon-injang’s *I Became the Hero Who Banished the Protagonist* explores that tantalizing "what if" scenario, plunging readers into a world brimming with magic, mythical beasts, and a heavy dose of irony. Our protagonist awakens in a vibrant realm teetering on the edge of destiny, but he isn't the prophesied savior. Instead, he's the one destined to stumble, the accidental antagonist in someone else's grand narrative. Through an unforeseen twist, he prematurely banishes the hero, setting off a chain reaction that threatens to unravel the very fabric of reality. Now, burdened by the weight of his unintended actions, he must navigate a treacherous landscape fraught with political machinations, long-buried secrets, and a looming darkness he inadvertently unleashed. This isn't your run-of-the-mill chosen-one story. The novel masterfully explores the complex interplay between fate and free will. Was our protagonist doomed to fail, or does he possess the power to rewrite his destiny? He is forced to confront the moral complexities of his choices, and decide if he can become the hero this world so desperately needs—even if it was never his role to begin with. What makes *I Became the Hero Who Banished the Protagonist* so compelling is its clever subversion of traditional fantasy tropes. It's a story about second chances, unexpected responsibilities, and the blurred lines between good and evil. Prepare to be engrossed in a richly crafted world filled with memorable characters, each harboring their own hidden motives. Can he salvage what he has broken, or is the world destined for destruction?