Igor, a senior manager at a furniture showroom, dreams of being promoted. One morning, after an office party, he finds the showroom completely trashed. The staff claim that when they left the night before, everything was in order. This is a disaster for Igor, whose career is now at stake. Trying to reconstruct the events of the fateful night, Igor learns some shocking details about his colleagues' nocturnal escapades...

《乐天派》是一部俄罗斯间谍剧，将1960年代的“Mad Men”美学带入了冷战高峰时期的尼基塔·赫鲁晓夫时代。背景设置在1959年在索科利尼基举行的美国国家展览会期间，并继续揭露俄罗斯和美国的间谍行为以及受脆弱的地缘政治影响的个人生活。

　　诡异的金融迷局，令俄罗斯联邦安全局（FSB）盯上了逡巡在摩纳哥的俄罗斯商人伊万·罗斯托夫斯基。在此之后，FSB探员莫瑞斯及其团队来到此地，他授意成员与在投资、贸易等领域见长的美国女人爱丽丝·雷德蒙德取得联系，希望借助爱丽丝之手进入罗斯托夫斯基的圈子，以取得他洗钱等金融罪行的证据。觥筹交错，灯影缭乱，莫瑞斯远距离注视着爱丽丝和俄国人的交谈，心中却慢慢升起别样情感。与此同时，莫瑞斯以俄国投资人的身份接近爱丽丝，二人相谈甚欢，相见恨晚。任务和情感的界限模糊，凶相则慢慢浮现

The agents of the Federal Security Service of Russia and the US Secret Service are forced to work together to prevent a full-scale international crisis.