When the sleeping superpower genes suddenly awakened under the neon lights of the city, a forgotten shadow world slowly opened. Lin Ye, an ordinary college student, unexpectedly gained the power to control shadows, but he didn't know that he had become a pawn in the competition between various forces. In this sleepless city where glory and evil coexist, supernatural beings, ancient families and mysterious organizations are intertwined, and a secret war concerning the survival of the world is quietly beginning from the shadow flowing at his fingertips.