Finally, Emma called their mom. "Oh, Chloe’s fine," Mom said, confused. "She’s been posting photos of her new puppy all week. She said she called you yesterday to ask for a pet sitter."

This time, she pressed it. She selected .

She hung up and grabbed her . Something was off. She opened the Phone app (the green one with the little receiver icon). Then, she tapped the three dots in the top right corner—the menu her son always told her not to press because it "breaks things."

The Case of the Silent Sister

Emma’s heart dropped. Yesterday?