Mary loves John for as long as she can remember. But after years of marriage, John's priorities shift, leading to a strained relationship with Mary, which causes a tragic accident that takes away Mary's life. Until one day, John gets an extraordinary proposition - to rewind time and save the life of the woman he loves.
On the first day at his new school, Cameron instantly falls for Bianca, the gorgeous girl of his dreams. The only problem is that Bianca is forbidden to date until her ill-tempered, completely un-dateable older sister Kat goes out, too. In an attempt to solve his problem, Cameron singles out the only guy who could possibly be a match for Kat: a mysterious bad boy with a nasty reputation of his own.
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 young sex worker from Brooklyn gets her chance at a Cinderella story when she meets and impulsively marries the son of an oligarch. Once the news reaches Russia, her fairytale is threatened as his parents set out to get the marriage annulled.
In the summer of 1983, a 17-year-old Elio spends his days in his family's villa in Italy. One day Oliver, a graduate student, arrives to assist Elio's father, a professor of Greco-Roman culture. Soon, Elio and Oliver discover a summer that will alter their lives forever.