Summer Finn is a fictional character from the film and novel titled 500 Days of Summer. She is portrayed as an independent and free-spirited woman who believes in love but is skeptical about long-term relationships. Summer works as a secretary and has a passion for music and art, which reflects her creative personality. In the story, Summer becomes the love interest of the main character, Tom Hansen. Their relationship is central to the plot, exploring themes of love, expectations, and the complexities of modern romance. Summer's character challenges traditional romantic ideals, making her a memorable figure in contemporary storytelling.