Neither of you know anything. Silly children. He sighed, finding it harder and harder to keep his replies silent instead of yelling out loud. Resisting the urge to tell Erik that there probably wasn't enough of an age difference to warrant being called a child, he turned to follow Lotte outside, even though he would have preferred to go first.
Bran had no idea why she was apologizing - was it to placate him, or something she simply felt she should say? "Don't apologize. You didn't do anything." He didn't feel any better about the situation, and this time he moved past her to exit the building.