Sun Xinzhe actually traveled to the period of Journey to the West while sleeping, and was arranged by Taizong to accompany Xuanzang to the West to obtain Buddhist scriptures.
Xuanzang: Shall we not go to seek Buddhist scriptures? I want to go back to Huasheng Temple.
Sun Wukong: Shall we not go to seek Buddhist scriptures? I want to go back to Huaguoshan.
…
Sun Xinzhe: No one is allowed to leave, we must get the sutra back!
This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.