简介：A bright sunny afternoon in November. It is wind-down time after gym class for the 2nd graders. Michael and eleven other children lie side by side on the floor of the gym, breathing quietly. Suddenly, a detonation tears the silence. The gym teacher immediately understands that he now bears the life-and-death responsibility to lead the children to safety. The gym teacher will now have to risk everything, including his own life, to keep Michael safe.
