Danger wasn't something that would turn Gladio away from his home. He was raised to stand between people and danger, so he would do it. Would keep doing it all of his life. Did it here too. But Noctis... He was worth staying for.

"I know what you mean, trust me. Eos is in the midst of an apocalypse. I was taken right from before what would have been a final battle to win our freedom back."