Ning Xiaoshu finds himself at the center of a scandal, accused of stealing at the Premium Fitness martial club. Despite his vehement denials and the clear setup orchestrated by his rival Wu Fei, no one believes him.
Even his girlfriend Chen Qian has turned against him, choosing to side with Wu Fei. Just as he falls into helpless despair, Ning Xiaoshu unexpectedly activates the Grandmaster System, allowing him to acquire the techniques and martial arts of legendary figures from novels, history, and myths.
Will Ning Xiaoshu uncover the truth and reclaim his honor, or is he destined to be cast out and forgotten?