On a mission you can see him very focused on his part in the mission, but of course that all only in a mission and he doesn't want anything bad happen in a mission.

"Good work everyone." The young hero, hawks said to his sidekick and the other hero that was in a mission too.

"Especially you." Keigo add as he smirking at you. Sometimes this is confusing you a little bit since the act from the young hero did towards you giving a mixed signals that's also worried you sometime.