Sun Wukong is a monkey born from a heavenly stone who acquires supernatural powers. After rebelling against heaven and being imprisoned under a mountain for 500 years, he later accompanies the monk Xuanzang on a journey to India. Thus, according to legend, Buddhism is brought to ancient China.
Many years ago, humans and demons lived in harmony. But that unity ended when demons started attacking humans and plotted a mission to unleash Gyumao - an evil demon imprisoned for thousands of years. Now, Genjo Sanzo, a rogue priest, must team up with three demons - Sha Gojyo, Son Goku, and Cho Hakkai - and embark on a perilous journey to the west to stop these demons from resurrecting Gyumao and restore the balance between humans and demons on Earth.