Rubí Salles

It all begins when Grandpa Yólotl disappears. Matías, Claudio, Pato, Katy and loyal dog Duke uncover signs that will lead them to a great adventure, facing unimaginable creatures, astonishing characters – that once belonged to an ancient civilization, and a couple of rogue treasure hunters. The promise of their grandfather is the force that will guide these heroes, ready for anything, provided they always stay together and discover the secret of the jade medallion.

In the late 40's, in a post-war environment, Luis is nine years old and lives the constant absence of his mother. Mrs. Acela has an unusual job, helps "to die", but her son does not know exactly what his job is and all the time he is worried. About to turn years Luis makes a request that will mark his life.