在美国小镇一家超市的付款通道中，一个黑人对一个10岁白人小孩（JacksonRobert Scott饰）微笑，不曾想这个举动引来两个帮派的火并A small supermarket in a blue collar town, a black man smiles at a 10 year old white boy across the checkout aisle. This innocuous moment sends two gangs into a ruthless war that ends with a shocking backlash.