Snow Angels (2007)

Kate Beckinsale, Sam Rockwell, Michael Angarano, Olivia Thirlby

On a cold afternoon, with snow on the ground, the high school band is practicing for the last football game. They hear shots. Flashback a few weeks before. Arthur is a high school student, bussing at a restaurant. Annie and Barb are waitresses there - Annie was Arthur's babysitter when he was little