A few minutes after the race, mother and daughter took a picture together. The moment the iPhone camera turned on, Maddy transformed: she pulled back her slumping shoulders, wrapped Stacy in a hug, and smiled for the camera. But the reprieve was momentary. And throughout that fall, Stacy remembers looking at her daughter’s Instagram feed and seeing happiness and excitement. “Maddy, you look so happy at this party,” she recalls once saying. “Mom,” Madison responded, “it’s just a picture.”