Donde los libros
Librería 7artes
Librería Elías (Asturias)
Librería Kolima (Madrid)
Librería Proteo (Málaga)
Kevin and Bob Roy, of the Secret Teen Agents (STA), are assigned to solve a thrilling case on the disappearance of two geology experts. However, as they proceed in their quest, they uncover dark and not so pleasant secrets and encounter threats to their very own lives! Will they succeed in this thrilling but dangerous mission?
