Guardian of Time and Space #6

Yiyi was still nowhere in sight. The space-time thief who promised to help collect intelligence of the mysterious organization was also missing. Yixin and Bao'er traced the source of chaos of the history to the Sui Dynasty!It was in the period of upheaval of the change of Dynasties, Yixin and Bao'er hid their identities in the army of the future emperor of the Tang Dynasty, Li Shimin. They found there was a space-time thief who was assisting the enemy. She is... Now, let's start off with Yixin and Bao'er to witness the decline and rise of dynasties with our own eyes, feel the regrettable, lamentable and laudable historical figures in the changes of the era and find the most surprising "e;space-time thief"e; in the turbulent period of the late Sui Dynasty and early Tang Dynasty!