Students Hayley and James are young and in love. After saying goodbye for Christmas at a London train station, they both make the same mad split-second decision to swap trains and surprise each other. Passing each other in the station, they are completely unaware that they have just swapped Christmases.
An imaginary world comes to life in a holiday tale of an eccentric toymaker, his adventurous granddaughter, and a magical invention that has the power to change their lives forever.
After 10 years, Eddie Franks is out of prison and trying to stay on the straight and narrow, but his drug-mule brother, Sean has other ideas. Rival gangster brothers demand Sean repay his debt to them, causing Eddie to get tangled in the crossfire, and he ends up using his life savings to calling in favours with mobster friends to try and help.