在这部罗塞莉·布朗喜剧片中,文森特（凯恩·科贾迪 Kyan Khojandi 饰）是一名理发师，每一天，他都在自己的家和理发店之间奔波，过着两点一线的枯燥生活。文森特没什么朋友，唯一的交流对象除了自己的母亲外就剩下养的那只猫了。
一次偶然中，文森特结识了名叫罗塞莉（诺薇米·洛夫斯基 Noémie Lvovsky 饰）的女人，这个女人的身上充满了秘密，这令文森特感到非常的兴奋，更奇怪的是，文森特总觉得自己在哪里见过罗塞莉。为了弄清楚事情的真相，文森特开始了对于罗塞莉的跟踪和尾随。而这看似在违法边缘试探的行为，开始让文森特枯燥的生活里出现了乐趣和希望。
Vincent Machot knows his life by heart. He shares between his hairdressing salon, his cousin, his cat, and his too invasive mother. But life sometimes surprises even the most cautious - He meets up with Rosalie Blum, a mysterious and lonely woman, he is convinced to have already met her. But where? Intrigued, he decides to follow her everywhere, hoping to learn more. He did not suspect that this spinning takes him on an adventure full of surprises, where he will discover fantastic characters as endearing. One thing is certain: Vincent Machot's life will change.
《罗塞莉·布朗》Rosalie Blum插曲+高清正片+同名漫画。孤独的人，亲爱的陌生人，你好吗。人生不可思议，悲喜交织。但仍温情脉脉。。让我被跟踪吧。关于原声。亲爱的陌生人。断线的风筝。波澜不惊却不经意间可以让你重新审视自己，审视周边，发现美好的人和事。这就是你想要的吗。我受够了去想我该怎么办。
