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一对年轻夫妇撰写他们家庭分享的历史故事，两人都将揭露他们亲戚的黑暗秘密，而其中一人必须坦白痛苦的事实。。three distant and diverse existences caught in a same tension: the search for their own identity and the sense of ''being'' in a present of continuous transformation. All of them was born after 1989 the end of all the revolutions.。主人公魏建仓带领他的水下无人机设计团队从设计理念，到手绘成型，三维建模打印雏形，最后进行海水中试验的全过程。。