During Adam's (Ashton Kutcher) growth experience, Emma (Natalie Portman) always appears from time to time, so the two can be considered friends. Once, when Adam visited his celebrity father, he found that his father was living with his ex-girlfriend, which Adam could not accept in any way. After suffering a severe emotional blow, Adam decided to find a female friend to go to bed to relieve his depression. After waking up from a hangover, Adam found himself naked at Emma's house. After reaching an agreement of "only talking about sex but not love", the two began to have trysts from time to time. As time went on, Adam found that he seemed to be moved by the maverick girl around him, but Emma said that she could not accept Adam's love, so they finally decided to end this relationship. However, after breaking up, the two found that they had long been accustomed to each other...