Wings: Sky Force Heroes

Ace is a cocky young firefighter whose confidence gets the better of him when he defies orders during a dangerous situation. His reckless actions put his team in jeopardy, leaving him to face the consequences of what he has done. Ashamed, Ace resigns and takes work in the coal mines, far from the team he let down. But when a new chance for redemption appears, he must confront his past mistake.