 Viruta and Capulina refuse to pay their due rent, so Don Caritino proposes them to convince their goddaughter Gloria to date him, and he'll let them forget about the rent.But Viruta and Capulina are surprised when they are told they have inherited, along with their cousin Reynaldo, their great uncle's monetary estate and mansion in "El callejón de las ánimas".There is a hidden treasure in the mansion that their great uncle tried to find.