Li Yang transmigrates to a historical world. Though he is the crown prince of the Great Yan Kingdom, his father abandons him, and he becomes a hostage in the Liang Kingdom.
Just then, the emperor of Great Yan goes back on his word and launches a surprise attack on an important Liang border official.
The Great Liang Empress, furious at the insult, orders Li Yang's execution.
With no other choice, Li Yang resorts to a vicious scheme and manages to survive.