里昂市长保罗感到很不安。在从政三十年后他发觉自己已没有什么新思维,感到非常空虚。他的团队决定聘请爱丽丝,一位才华横溢的哲学家来为他解决这问题。爱丽丝与市长因而展开一连串的对话,这让他们经常接触,并且动摇了他们的信念。问题也逐渐出现:政治和反思是否能够兼容?The mayor of Lyon, Paul Théraneau, is in a delicate position. After 30 years in politics, he is running out of ideas, feeling like an existential emptiness. To overcome this, Paul hires a young and brilliant philosopher, Alice Heimann. Then follows a dialogue between two diametrically opposed personalities who will turn their certainties upside down.