There were two rival kingdoms in China. The Wu kingdom and the Huang kingdom. They hated each other since the beginning of the Wu kingdom because they threatened the Huang kingdom with war. The Wu kingdom controlled the Northern and Western regions of China while the Huang kingdom ruled the Southern and Eastern regions. Both kingdoms had sons and those sons hated each others guts. Wu YiFan is the only heir of the Wu kingdom. His parents have trained him to be ruthless and not giving people second chances when they mess up. But deep down inside he hated how his parents and wanted to change but he didn't want to be disowned. Huang ZiTao is the only heir of the Huang kingdom. His parents brought him up time care for his people and also know when it's time to be tough. What would happen when both sons meet each other while wandering outside of their territory and they didn't know about each others secret?