I'm assuming you're referring to the movie "500 Days of Summer" (2009) directed by Marc Webb.
If you haven’t seen it, I highly recommend it. If you have, it rewards rewatching — especially to notice how Summer’s actions are more honest than Tom’s narration admits. 500 summer days full movie
"500 Days of Summer" is a romantic comedy-drama film that tells the story of Tom Hansen (Joseph Gordon-Levitt), a young architect who falls in love with Summer Finn (Zooey Deschanel), a quirky and free-spirited woman. The movie follows their 500-day relationship, which is presented in a non-linear fashion, jumping back and forth between the 500 days. I'm assuming you're referring to the movie "500
The film criticizes the "Nice Guy" syndrome. Tom believes that because he is "good" and "romantic," he is entitled to Summer’s love. When she inevitably cannot give him what he needs, he villainizes her. But the truth is, Summer never promised him forever; Tom promised himself forever. "500 Days of Summer" is a romantic comedy-drama
(500) Days of Summer is a film about the necessity of alignment. It teaches us that:
This scene is a masterclass in visual storytelling. It captures the specific agony of hope. It illustrates how our internal fantasies can be so potent that when reality finally hits, it feels like a physical blow. It is the death of a future that never existed.