In the depths of the Korvatunturi mountains, 486 meters deep, lies the closest ever guarded secret of Christmas. The time has come to dig it up. This Christmas everyone will believe in Santa Claus.

One bad event begins a chain reaction of misery as problems transfer from one person to another. It starts when a schoolteacher is fired and projects his issues onto his teenage son.

When their bootlegging father ends up in jail, four twenty-something brothers need money to pay his debts to local crooks. Next, their 9-year-old half-sister is dumped on their doorstep by her prostitute mother. A karaoke set helps reveal that the little girl is quite a singer, just as a talent contest for children is coming up on national television offering more than enough money to the winner. If only the kid weren't so hopelessly shy...