El caso del escape room imposible (Serie Perrock Holmes 9)

The impossible escape room case is the sixth installment of Perrock Holmes' thrilling adventures for young detectives, with more suspense, aventura, and humor than ever before! When mystery knocks on your door, call Perrock - he'll solve it in no time.

The latest craze sweeping Barcelona: escape rooms! Julia and Diego take them on with ease...

until they receive a mysterious call from Mrs.

Fletcher.

A young man and woman have vanished without a trace, leaving behind only their plans for the most difficult escape room challenge yet - one that no one has ever survived.

Can it be a kidnapping? Or did they flee to avoid exams? The clues are few, but the mystery is far from solved...

Will you solve it before Perrock does?