Max is stricken by misconceptions that reign within the bosom of his household. Conflicts are multiplying with the arrival aunt got here to spend just a few days with household through the holidays. Throughout dinner, his cousins mock Max contents of a letter he wrote to Santa Claus. Within the letter, the boy expressed his want to participate a minimum of as soon as for an additional Christmas because the time of childhood. Disillusioned, Max shred the letter and throws it out the window, inflicting, unwilling to anger a demon. Since then, evil creatures invading town and terrorize locals Max. Survivor of comparable occasions in youth, Grandma Max’s Austrian origin is satisfied it is allies demon Krampus, Santa’s shadow, got here to destroy the whole lot in its wake.