John must make a choice at the train platform - be free from his obligations and adversaries by letting Agathe take the money or pursue her, at great risk to himself, in an effort to protect his brother, father, and country. Meanwhile, his father presents a perilous way out of it all: find and assassinate Cantar Walley in Paris.
改编自凑佳苗撰写的同名小说,讲述在深山中发现的六具少年遗体,引发社会震惊。大学教授、蝴蝶研究领域权威榊史朗承认自己杀害他们并将其制成“人类标本”,主动自首。他执念于“让美永恒存在”的疯狂信念,最终连挚爱的儿子也被卷入疯狂之中。