Rebirth: 100 Days Before Doomsday - Chapter 39: Unexpected Faces (I)

Reborn as Red Army Misha!

- Description from novelbuddy

The status of a wizard is transcendent in all continents and in the universal plane.

Chang An, capital of Tang, the most powerful empire in the continent. A heaven wrecking massacre shook the city to its core. Amidst the incident, a young boy named Ning Que managed to get away, dug out from a pile of corpses along with a little girl called Sang Sang. Years passed, and since that day the two of them lived together. Together with Sang Sang they both entered the military, with plausible military achievements, they were recommended into the Scholar School, which began their miraculous journey.