Jane (Meryl Streep) is doing well, but is middle-aged and divorced for many years. She accidentally reconnects with her re-married, lawyer ex-husband, Jake (Alec Baldwin), and they are suprised to find themselves in an affair. Of course, Jane also meets Adam (Steve Martin), her architect, who is also the first man who has shown genuine interest in her. But Adam is crushed when he discovers Jane is seeing Jake again. And Jake is devastated when in one day he finds himself unhappy with his young new wife Agness (Lake Bell), and rejected by Jane. The grown children are strangely shocked and angry about what is happening between their parents, but want them to be happy. Jane resolves to do what is right for her, and to go forward with her life.