Pupi and his friends hand their Christmas letters to King Baltasar. While Conchi is away in the days before the kings’ arrive, Pupi decides to get the house ready to welcome the three kings. But he gets very nervous and causes several catastrophes. ...

Pupi and his friends hand their Christmas letters to King Baltasar. While Conchi is away in the days before the kingsÂ’ arrive, Pupi decides to get the house ready to welcome the three kings. But he gets very nervous and causes several catastrophes. And the worst is yet to come: a message alerts him that one of the kings is stealing all the presents for the children. Pupi has to try and find out what's going on.