Oops! I Was Confessed to by the Cool School Beauty

Ten years ago, his family was brutally wiped out, but he managed to escape and enlisted in the army. Ten years later, he became the commander-in-chief of one side, guarding the northern border, and achieved the reputation of the God of War. After receiving a letter, he left Northern Xinjiang, hid his identity, and became the personal bodyguard of the cold female president! Find the truth of that year!