唐僧师徒从西天取经归来,都已修成了正果,坐在天庭享清福。转眼到了公元2003年,一天,师徒四人突然接到佛祖的命令,说是“非典”作孽人间,祸端滋生,四圣务必火速回东土降妖除邪,拯救百姓。话说师徒四人出了天庭,一路乐哉悠哉,不觉到了当年唐僧取经的出发地——大唐都城长安故地? Tang Shi’s mentoring and returning from the West, they have all been cultivated into fruition, and they sit in heaven and enjoy the blessings. In 2003, one day, the four men and women suddenly received orders from Buddha, saying that SARS was responsible for the world, and that the four saints must quickly return to the earth to demons and save the people. Saying that the four men and women had gone out of their way to heaven, and they were enjoying each other leisurely. They didn’t feel the place of departure from the Tang Dynasty, the capital of Chang’an, the capital of Tang Dynasty.