Bae Woo-hyuk is a rookie actor in the crowded world of entertainment—a new face attempting to make his mark. Yet, beneath his ordinary demeanor lies an extraordinary secret: he vividly remembers all his 98 past lives, accumulating a vast reservoir of skills and emotions. Now, on the 99th stage of his existence, he chooses to channel just a fraction of this profound, hidden experience into his craft, transforming him into a genius actor overnight.

As his meteoric rise draws the world's gaze, one question remains: when acting is no longer an imitation, where does the performance end and the real person begin?