In Madrid, Spain, at the end of the 19th century, the young and reckless Basilio seems to be the only person who perceives the spectral presence of Professor Robinsón de Mantua, who begs him to take care of his niece Inés, because she is in grave danger.
Hyacinth, a former matador who lives miserably with his nephew Pepote, receives a letter reminding him that, as agreed a few days before, he must participate in a bullfight to be held that same afternoon.
The owner of a building tyrannizes his immigrant tenants. Transformed into a dog by an old woman's curse, he experiences all the hardships of his situation; when a child's affection turns him back into a man, his soul is radically changed.
