Code Name: Long Yuan! Start Coaching Fire Phoenix!

I was lying in the ICU of the military hospital when I traveled through time. In the remaining memories, I am the military king of "Long Yan", codenamed "Long Yuan". A top-secret mission failed, all my brothers were wiped out, and I was on the verge of death. [The strongest weapon soul system is activated! Detected the host's strong obsession with guardianship and the background of the King of Soldiers! Three months later, Langya Special War Base. Lei Zhan looked at my command and his pupils were shaking: "What? Let this 'waste' become the Fire Phoenix instructor?" He Chenguang stared at my empty sleeves: "What can he teach us?" I raised my remaining right hand and pointed the muzzle at the sky: "Teach you... To live and become a legend!"