On the journey to the West, Sun Wukong loyally protects his master, yet repeatedly suffers misunderstandings and punishments from his master Xuande due to the instigation of Liu Er Mihou. Faced with the pain of the tight-fillet spell and the humiliation of banishment, he never alters his sincere original heart. Patriarch Puti secretly assists him, helping him break free from shackles and retrain his divine powers. Sun Wukong uses absolute strength to pierce the scam and expose Liu Er's conspiracy. Xuande suddenly awakens amidst repeated desperate situations, ultimately shielding his beloved disciple with his body against the thunder tribulation, completing self-redemption. Master and disciple dispel past grudges. Having undergone the tempering of their states of mind, the four finally achieve positive results.