Sui-Tang: Starting with a Vassal State

After transmigrating to the Sui-Tang era, he becomes an illegitimate prince with no right to establish a fiefdom. Unwilling to let others decide whether he lives or dies for the rest of his life, he changes his fate through a civil examination and a martial trial.

Yang Guang: "In this life, only one person deserves to be called my rival: my youngest sixth brother. Everyone else is a buffoon."

Jieli Khan: "You can provoke anyone you like, but never that devil. He's truly terrifying."

Yang Jian: "The ancients said, 'If you have a son, let him be like Sun Zhongmou.' There could be no better description of my sixth son. He surpasses even my own generation."

Two emperors contend for the throne. Who will rule the world? The empire's glory depends on this moment!

The campaign against Goguryeo will no longer end in defeat. Jieli Khan will kneel and beg for peace, and the queen of Wa will personally attend to him...

This novel and its characters are entirely fictional. Any resemblance to actual people or events is purely coincidental. Do not imitate.