Four princes'mansion, main hall of the manor, inside the training room.

Song Yan is thinking about the following plan, killing Bi Yun Zhongliwei and making him stand on the heels of the four princes'mansion.

Then the next step is to help the four princes strengthen their power, defeat the six princes and deprive him of the right to compete for the throne thoroughly.

Nevertheless, the six princes have a master in the period of integration around them. Hard work is certainly not feasible. The only way is to rely on wisdom.

But now, he knows little about the Six Princes. Only when he has a comprehensive understanding of them, can...