The Vast Gap Between Us pg 10 inks (commentary) (Patreon)

They're not going to shy away from danger if one of their friends is in trouble. Sylara is a bit of a scaredy-cat, but she'll always step up if it's up to her.

Ares is naturally protective, it's just kind of in his nature at this point. It's a trait he picked up from his time with Sylara. He definitely wasn't this heroic in his youth, but having a good friend helps you grow up to be someone better.