Franco Escamilla invites the pair to travel to Monterrey to face the next two challenges.

Lolita Cortés calls the contestants; Jaime Duende arrives as an unexpected guest.

The Scorpion and Facundo face two challenges involving concentration; one of them almost leaves the competition.

Lorena Herrera returns to make the competitors suffer.

El Escorpión and Facundo face each other in a final rally.