As a child, Michael Walker wished every day could be Christmas. That is, until a tragic accident crushed his holiday spirit. Thirty years later, Michael still can't muster any joy for the holidays, despite encouragement from his playful wife and well-intentioned parents. But when his young son faces a tragedy, Michael needs to make amends with his past. A mysterious man named N...。一个家庭三代人的故事,从二战的超现实记忆到现代的柏林,他们处于一个仍在应对历史创伤的社会中,无法处理自己过往的经历。。