The Exiled Mech Ace

DramaBox synopsis

Once the legendary Alpha and the only pilot compatible with Apollo, Mark, is framed after his teammate Steven is killed in an attack on Federal Command. Exiled and reduced to a janitor, he is drawn back into battle when Steven's personal weapon resurfaces, revealing the first trace of a vast conspiracy. As rival bases fall and the Abyss Lord is unleashed, Mark must reclaim Apollo, uncover the truth, and push his sync rate beyond all limits to save Earth.