Heavenly Secret: The Reverse Journey

Li Xu, troubled by relationship issues with his girlfriend Tang Yan, goes on a road trip to clear his mind. In a remote western town, he meets the highly respected local master Zhikong at a temple, and they become close friends despite their age difference. Through a series of subsequent interactions, he discovers that Master Zhikong is actually Zhang Tianzhu, a former imperial guard of Emperor Yang of Sui, who has traveled through time. And hidden behind this is a huge conspiracy...