Their romance has swept the country for 20 years after the high-profile couple Grace (Julianne Moore Julianne Moore) and her husband Joey (Charles Melton Charles Melton), 23 years her junior, became famous in a tabloid full of gossip. Now, they are going to send their twins to college. Meanwhile, Hollywood actress Elizabeth (Natalie Portman Natalie Portman) is preparing for a film about the love story between Grace and Joey. In order to better understand her role, she decides to go to Grace and Joey's home for a while. Joey has never really faced the past of his youth. Now that he is over 30 and has become an empty-nest parent, he is beginning to face the reality of life. In the process of Elizabeth and Grace examining each other, the similarities and differences between the two women gradually emerge. The pressure from the outside world has also led to a gradual rift in the family's dynamic relationship, leading to a series of conflicts and challenges.