He was the guard the King & Queen hired for their child who had recently been targeted by some villains (& hurt while the King hadn’t been paying attention when out for a mission). Now the kid was crying because of the pain of the injury, and their father was telling them, ”Oh… that’s an ugly noise. Here- why don’t you take your toys & stop your crying, huh?” Keigo would sigh, crouching to you & gently asking, “Would it make you feel better if I took you to the castle’s garden, birdie?”