本片讲述独自生活的美食专栏撰稿人谷文通(辛柏青 饰),偶然间认识了同样一个人的摄影师欧阳文慧(黄尧 饰),两个孤独的灵魂相互陪伴,一起徘徊在人来人往的北京街头,寻找内心的归宿。一次偶然的机会,谷文通得知了欧阳文慧的隐痛往事,又发现了自己父亲(田壮壮 饰)失联四十多年的真相,让他的生活有了新的变化……Gu Wentong, a middle-aged man living alone, met young photographer Ouyang Wenhui at work. By chance, Gu Wentong learned the whereabouts of his father who had lost contact with him for more than forty years. Encouraged by Ouyang Wenhui, Gu Wentong chose to face his father and regained the long-lost father-son relationship.