Four friends Sean, Vincent, Lenny and Jody find themselves at something of a deadend. Trapped in a twilight world of permanent night shift work, they hang out together in the local cafe, drinking coffee and entertaining themselves by observing Vincent's unwavering success in pulling women. There seems to be little prospect of change...until Vincent accidently sleeps with Sean's girlfriend.
Josie, the daughter of the town's wealthiest businessman, faces problems at home and wishes to leave town but is disoriented. Her decision is finalized after she falls asleep in a Target dressing room. She awakens to find herself locked in the store overnight with the janitor, Jim, the town "no hoper" and liar.
After a painful breakup, Ben develops insomnia. To kill time, he starts working the late night shift at the local supermarket, where his artistic imagination runs wild.
Slacker Ichiko gets into a fight with her younger sister and begins to live on her own, working the late shift at a 100 yen shop. On her way home, she passes a gym and meets middle-aged boxer Kano who trains there in silence...
When yet another anniversary passes without a marriage proposal from her boyfriend, Anna decides to take action. Aware of a Celtic tradition that allows women to pop the question on Feb. 29, she plans to follow her lover to Dublin and ask him to marry her. Fate has other plans, however, and Anna winds up on the other side of the Emerald Isle with handsome, but surly, Declan -- an Irishman who may just lead Anna down the road to true love.
The fledgling romance between Nick, a playboy bachelor, and Suzanne, a divorced mother of two, is threatened by a particularly harrowing New Years Eve. When Suzanne's work keeps her in Vancouver for the holiday, Nick offers to bring her kids to the city from Portland, Oregon. The kids, who have never liked any of the men their mom dates, are determined to turn the trip into a nightmare for Nick.
Melvin Udall, a cranky, bigoted, obsessive-compulsive writer of romantic fiction, is rude to everyone he meets, including his gay neighbor, Simon. After Simon is hospitalized, Melvin finds his life turned upside down when he has to look after Simon's dog. In addition, Carol, the only waitress at the local diner who will tolerate him, must leave work to care for her sick son, making it impossible for Melvin to eat breakfast.
Jerry Welbach, a reluctant bagman, has been given two ultimatums: The first is from his mob boss to travel to Mexico and retrieve a priceless antique pistol, known as "the Mexican"... or suffer the consequences. The second is from his girlfriend Samantha to end his association with the mob. Jerry figures alive and in trouble with Samantha is better than the more permanent alternative, so he heads south of the border.
At a tiny Parisian café, the adorable yet painfully shy Amélie accidentally discovers a gift for helping others. Soon Amelie is spending her days as a matchmaker, guardian angel, and all-around do-gooder. But when she bumps into a handsome stranger, will she find the courage to become the star of her very own love story?
When Ethan arrives at the airport just in time to declare his undying love for his girlfriend, love appears to have conquered all. The scene, however, is really the ending of Ethan's novel, which his agent calls "unrealistic." Ethan soon meets a waitress, Jesse, and falls in love with her despite her growing devotion to Troy, a charming businessman. But the line between reality and fiction becomes increasingly blurred.