Oliver went everywhere with us.

Sophie considered it her solemn duty to keep him safe on airplanes.

Caldwell decided he was done waiting in the crowded aisle.

He turned sharply to step into seat one B.

He didn’t look down at the floor or check where he was stepping.

He drove his hip straight into Sophie’s shoulder as she leaned over the armrest.

The heavy wool of his suit knocked her completely off balance.

Sophie tipped sideways and hit her head against the heavy brass seatbelt buckle lying on the plastic armrest.