Tom, greeting-card writer and hopeless romantic, is caught completely off-guard when his girlfriend, Summer, suddenly dumps him. He reflects on their 500 days together to try to figure out where their love affair went sour, and in doing so, Tom rediscovers his true passions in life.
A journey through the psyche of a young ballerina whose starring role as the duplicitous swan queen turns out to be a part for which she becomes frighteningly perfect.