A Holocaust survivor writes, after the war, a thank-you letter to a pig that saved his life. After his testimony in a classroom, a young student dreams a tragic version of his story. Beyond her personal vision, the film also explores the themes of collective trauma, vengeance, human evil and compassion.。影片讲述了凯和格尔达生活在一个安静舒适的小镇上,几个强大的冰怪物突然降临到这个小镇,冻结了所有的居民,但是,冰雪公主伊拉挺身而出,和伙伴们一起再次封印了冰怪物们,整个小镇的居民们也终于从冰冷的束缚中解放出来。。