Hugo es su mejor amigo, pero no es un amigo cualquiera, es un monstruo que lo protege de otros monstruos y de las pesadillas. Con él nunca está solo, siempre y cuando su mamá no lo vea. Ahora que se muda de casa ¿volverá a ver Hugo?
 
Hugo is his best friend, but he is not just any friend, he is a monster that protects him from other monsters and nightmares. With him he is never alone, as long as his mother does not see him. Now that he is moving house, will he ever see his friend again?