梦是现实的逃离。冬日的一天，徐博拜访了他的初中语文老师，然后去了玉子家楼下听她弹钢琴，抽了第一颗烟；李可去见了多年未见的小学同学李可如，相处中李可发现可如和她有相似的境遇。老王去了美玉生活的城市，但美玉没有赴约；松松是老王的大学师弟，老王想去向他寻求情感慰藉，不料却遭遇一场“噩梦”。 三位主人公互不相识却有着某种交集，冥冥中是一种轮回。

Qian was bent on experiencing love and fully committed to every relationship, but all the men she met were unreliable. Qian's best girlfriend, Tingting, also suffered in love, but as time goes by, Qian and Tingting gradually went on to different life trajectories…

What feels like an ordinary weekend outing, paying a visit to grandpa, a young couple gets into a heated argument exposing their resentments, past lies, an old lover, a missed birthday, a possible divorce and a death. But have they told each other everything?