Great Tang: A Heavenly Strategy General? I Turn Around and Declare Myself Emperor

[No System + Meticulous + Emperor + Comeback + Cunning + Twists + Political Scheming]

As the blood-red sunset over Xuanwu Gate filled my eyes, I found myself as Li Jiancheng, the most pitiful crown prince in the history books!

In three days, Li Shimin would murder his brother and seize the throne beneath a blood-red dawn! Turkic cavalry pressed at the borders, spies filled the Eastern Palace, and even my own father was waiting for me to drop dead...

Should I bide my time and pretend to be insane, eating the poisoned pastries Li Shimin sent me? Or use modern military tactics to bathe Xuanwu Gate in blood?

“Your Highness! The Prince of Qin has arrived with the Black Armored Army!” Li Chen wiped the scraps of a bloody bun from the corner of his mouth and sneered. “Good little brother, did you know the twelve assassins you planted are now all hanging from the walls of Xuanwu Gate?”

When Li Chen ascended the throne, stepping on the head of the “Supreme General of Heavenly Strategies,” the Heavenly Dao suddenly announced: [A drastic change to the historical timeline has been detected! Li Jiancheng has ushered in an age of prosperity, with all nations paying tribute! Li Shimin has been demoted to an SSS-rank rebel!]