The Eldest Son of the Tang Dynasty

Synopsis: In the ninth year of Zhenguan, Li Yuan, the founding emperor of the Tang Dynasty, passed away in the Chui Gong Hall. Before his death, Li Yuan revealed a shocking secret. Also in the ninth year of Zhenguan, a modern traveler named Li Zhan, while on a trip to Tianshun Mountain in Lantian County, was struck by lightning and transmigrated to the Tang Dynasty. A miraculous fusion, Li Zhan became Li Zhan, possessing the memories of two eras. Watch how Li Zhan fares in the Zhenguan years. But later, Li Zhan's identity is suddenly revealed... I am actually the eldest son of the Tang Dynasty!!!