Secret! Reverse Journey

Li Xu had some relationship problems with his girlfriend Tang Yan, so he took a self-driving trip to relax. In a temple in a remote town in the west, he met Zhikong, a master respected by the locals, and became a lifelong friend. Through a series of subsequent interactions, it was discovered that Master Zhikong turned out to be Zhang Tianzhu, the imperial guard of Emperor Yang Fang of the Sui Dynasty, who had traveled through time, and there was a huge conspiracy hidden in the middle...