[ Zero had best become accustomed to people being concerned about him. Especially if he befriends the young woman that he's currently speaking with. She cares about her friends and thus, worries about them when something is wrong. ]

Ah, uniforms. My job back home has one but it's more for formal events than anything so we don't really wear it that often. If it makes you more comfortable, helmet and all, I won't stop you.