In the second year of Zhangwu, Liu Bei went on an eastward expedition, and his rear was empty. Seven strange fires broke out in Chengdu city, which could not be extinguished when exposed to water and spread. Cao Wei and Sun Wu worked hard to add fuel to the flames.
Fei Yi, as a close minister of the prince, was involved in the whirlpool of three-party spies for the first time, from the will-o'-the-wisp in Chengdu to the Battle of Xiaoting.