Synopsis
To the death of Manuela Malasaña, during the Madrilenian tragic successes of May 2, 1808; captain Zamorano is in charge to translate a bag from Madrid to his regiment settle in Extramadura, and deliver it to the lieutenant colonel Díaz Porlier.

He is accompanied by Sartenes, a prisoner from the House and Court jail who has been released to fight against French invasion. Soon a friend of Manuela, Teresa who is a embroiderer; join them.

The content in the bag is extremely important to the king Ferdinan the Seventh: the keys to discover, recover, guard and return the multiple treasures of his royal inheritance.

The Napoleonic invasion forces the protagonists to conform a guerrilla group that battles against the French troops among the War of Independence. However, a new mission is about to be appointed: rescue the treasure of the captive king hidden in a Madrid occupied and subjected.

“The secret of the captive king” is a novel of adventures, intrigues and love in the Spain of the first years of the XIX century; the recover of a non well remembered episode in the history of Spain.