A sudden development in the investigation and a mistake made by one of the thieves confronts the Professor with a serious risk that could lead to his identity being revealed.
Stars: Úrsula Corberó, Itziar Ituño, Álvaro Morte
Director(s): Jesús Colmenar
Writer(s): David Barrocal, Javier Gómez Santander, Esther Martínez Lobato