He traveled through the Tang Dynasty and became Li Chengdao, the son of Li Jiancheng.After the Xuanwu Gate Incident, the Eastern Palace suffered a crushing defeat, and Li Chengdao led the remaining troops of the Eastern Palace across the sea to Rome in the West.In ten years, he conquered the entire Rome through continuous killing.He remembered the revenge of Li Shimin who killed his father, mother and his entire family.Determined to take back everything that once belonged to the East Palace!Ten years later, Li Chengdao led a million-strong army to the city of Chang’an.……Li Shimin: How could it be you! It’s you, Li Chengdao, damn it, how come you are still alive!Li Chengdao: Second uncle, it’s time to settle the grudges from the past.