一对夫妻从相识撩拨到走入婚姻，有数不清的分分合合，早已算不清是在磨合还是凑合。好在二人都不做困兽之斗，婚姻里两人都曾晃过神儿，可真要离开？那不成了赔本买卖。随着丈夫的一次出差，这场婚姻有了新的变数，被搅动的死水裹挟新旧污秽。婚床变道场，两个狠角儿倾尽所学，斗得围城尽毁，也斗出一场关于“自我”的革命。

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?