Inspired by true events of 2010 Polish Air Force Tu-154 crash in Smolensk, the film tells the partially fictional story of crash and various people affected by the tragedy. The protagonist is a journalist Nina, who refuses to accept the official version of the story and pursues her own independent investigation.

1970年圣诞节的前2周，波兰共产党政府提升了食品的价格。就在第2天，Gdansk造船厂工人们就拒绝开始上班并在大街上进行游行。1970年12月17日星期四，45名抗议者被枪杀。影片以在这场暴乱中的一个抗议者的家庭为主线，讲述了这场抗议以及它的残酷镇压........