The demons of rock n roll are going to complete a ritual that will open the doors of Hell. Dani and his friends will have to stop these horrible creatures by fighting their own idols, the heavy metal band MegaMuerte.

Finally, 33 years later, the whole truth behind the attempted coup d'état that shook Spain on the afternoon of February 23, 1981, is revealed by those who lived through those dreadful hours; a deep look behind the heavy curtain which hides the real mastermind, waiting to be unmasked.