Li Bei was orphaned at a young age. By chance, he was saved by Li He, a legendary figure. Impressed by Li Bei's diligence and intelligence, Li He took him in as his son. But when Li Bei was in his teens, Li He somehow became a cripple and lost everything. The one thing Li He wanted most was for his son, Li Bei, to marry Ye Xue, the daughter of his brother, Ye Hetian. It was the only promise he had ever made. To fulfill his father's promise, Li Bei married into the Ye family. For five years, he worked like an ox and a horse without complaint, enduring nothing but disdain. He thought that five years would change Ye Xue's opinion of him, but instead he found himself wearing a cuckold's hat...