The Three Wise Men, fed up with Santa taking more and more prominence from them, have decided to confront each other without knowing that this war will awaken a much more dangerous common enemy, the Krampus, who had been inactive for centuries.
Manuela is a young woman who lives in a cabin where she studies the Andalusian wetlands. Her life revolves around watching birds. A few kilometres away, Alba lives completely neglected, a seven-year-old girl whose mother, Yolanda, works at night.