相同的故事在三个不同的城市(纽约、柏林和东京)里上演。一位爱人必须考虑是否和归家的伴侣同归于好。在每个故事里又卷进其他的人物,前任配偶还有一位保持着“永久”关系的家伙。他们应当如何抉择呢?The same situation is played out in different cities (New York, Berlin and Tokyo). A lover has to choose whether to commit to a partner who is returning home. In each case there are other people involved, an ex-partner and someone else in a "permanent" relationship, what do they choose to do?