In Country A, Amber had just finished filming a scene for the day. Exhausted, she made her way to the break room. It was the peak of summer, and the sweltering heat left her glistening with sweat after even the smallest scene.

"Amber, have some water. It's lemonade-it'll help cool you down," Annie said gently as she approached, offering Amber a glass of lemonade she had prepared. It was light on ice and sugar-carefully adjusted to fit Amber's strict diet.

Amber took the glass with a satisfied ...