When Joan’s husband dies, she is shocked to discover he had invented an elixir which makes the drinker look young again. Sharing it with her two friends, the three women paint the town red but soon discover that they are no longer equipped to be young in the modern world.。该片聚焦近十年国内的重大工程项目,阐述中国如何以大型工程为依托,解决当下发展问题,连通中国与世界,并为人类命运共同体的未来发展发挥重大作用。片中通过展示工程背后的尖端科技、设计理念与建设者风采,传播中国智慧、中国方案,探讨巨型当代工程之“利”,为社会经济长远谋发展。。