Eight very different couples deal with their love lives in various loosely interrelated tales all set during a frantic month before Christmas in London.

When her American lover visits London, a wealthy woman’s jealous husband hatches a plan to murder her and inherit her fortune.

Jess Bhamra, the daughter of a strict Indian couple in London, is not permitted to play organized soccer, even though she is 18. When Jess is playing for fun one day, her impressive skills are seen by Jules Paxton, who then convinces Jess to play for her semi-pro team. Jess uses elaborate excuses to hide her matches from her family while also dealing with her romantic feelings for her coach, Joe.

Shipped off to a Romanian orphanage to finish his sentence, a British criminal finds romance but also discovers corruption inside the facility.

Heroin addict Mark Renton stumbles through bad ideas and sobriety attempts with his unreliable friends --Sick Boy, Begbie, Spud and Tommy. He also has an underage girlfriend, Diane, along for the ride. After cleaning up and moving from Edinburgh to London, Mark finds he can't escape the life he left behind as Begbie and Sick Boy come knocking.

Bridget Jones is an average woman struggling against expectations. As a New Year's resolution, Bridget decides to take control of her life, starting by keeping a diary in which she will always tell the complete truth. Her charming boss takes an interest in her, and she cannot stop running into a rather disagreeable acquaintance whom Bridget cannot help finding quietly attractive.

Biel and Aina confront the final conversation about the breakup of their relationship, the first one of both, before she returns with train to her home, making the breakup official. In spite of Aina seemingly having assumed it, Biel wants to fight for the relationship, something that will make her hesitate.

A man with a low IQ has accomplished great things in his life and been present during significant historic events—in each case, far exceeding what anyone imagined he could do. But despite all he has achieved, his one true love eludes him.

Selma, a Czech immigrant on the verge of blindness, struggles to make ends meet for herself and her son, who has inherited the same genetic disorder and will suffer the same fate without an expensive operation. When life gets too difficult, Selma learns to cope through her love of musicals, dreaming up little numbers to the rhythmic beats of her surroundings.

Teenage boy, who has been raised by a lesbian couple, must contend with the conservative views of his new school.

During an annual celebration in which English peasants and aristocrats mingle, the Duke of Loame is thrown from his horse and saved by Ivis Benson, the daughter of a tenant farmer. Both injured, they fall in love, to the dismay of his mother and Lady Eileen, his intended bride.

Will Freeman is a good-looking, smooth-talking bachelor whose primary goal in life is avoiding any kind of responsibility. But when he invents an imaginary son in order to meet attractive single moms, Will gets a hilarious lesson about life from a bright, but hopelessly geeky 12-year-old named Marcus. Now, as Will struggles to teach Marcus the art of being cool, Marcus teaches Will that you're never too old to grow up.