This Christmas Eve is going to be one the most pleasant that Gérard has ever spent. However it turns into a nightmare when the Christmas tree suddenly springs to life and attacks him with its balls and decorations...

While going to a New Year's Eve party with friends, Isabelle is assaulted by ... a Christmas tree in search of freedom. She manages to escape and is admitted to hospital. She is taken for a madwoman, until the tree finds her, determined to take revenge...