Fred Claus and Santa Claus have been estranged brothers for many years. Now Fred must reconcile his differences with his brother whom he believes overshadows him. When an efficiency expert assesses the workings at the North Pole and threatens to shut Santa down, Fred must help his brother to save Christmas.

Isi and Disi, the more thugs Leganés heavys return. This time Disi falls in love for the sexy Angie, former rock singer and girlfriend of a big shot record, Berdún. After being recognized as the most brutal band in the equally brutal contest presented by Angie, Disi not only have to save his group Ratamuerta, his friendship with Isi, and the temple of rock "The Kampana of Hell", but also rescue Angie from the clutches of machiavellian Berdún. Once again, rock triumph over evil ...

The story of a group of friends in Madrid.