If You Can't Be an Emperor, You Have to Be the King of the Night.

The world seems to be harmonious, but in reality there are turbulent undercurrents. In order to protect his loved ones, he took away the sword known as "Guardian" in the world. Dressed in bright clothes and angry with horses, he is a well-known young master in the world. Far away from the rivers and lakes, in the temple, he is the eldest son of the Prince of Wei. Oppressed by foreign enemies, he is the demon king feared by the world. ………… "Relive two lives again, and watch the villains become proud of the world!"