After being suddenly dumped by Summer (Zooey Deschanel), the girl he believed to be his soulmate, greeting-card writer and hopeless romantic Tom Hansen (Joseph Gordon-Levitt) reflects on their relationship to try and figure out where things went wrong – and work out how he can win her back.
Famously pitched as 'not a love story; a story about love', Marc Webb's smart, original romantic comedy uses its offbeat charms to great effect, making stars of its leads and forging a path for many indie-spirited what-if stories to come.