In a world teeming with Celestials and the Awakened, individuals with extraordinary abilities, Yoo Sungwon, a regular man seeking a tranquil existence, is thrust into a chaotic reality. His mundane routine shatters when a cryptic message transforms him into an exceptional SSS-class knight with unparalleled advantages. Forced out of his comfort zone, Sungwon must navigate a perilous path, dodging threats from covetous foes eager to seize his powers. To survive the dangers lurking around him, he must embark on a journey of self-improvement, striving to enhance his strength through continuous leveling up.