Book 1

Jingle Hell

by Javier Haro Herraiz

Published 5 September 2018

Book 2

La Voz del Infierno

by Javier Haro Herraiz

Published 4 September 2018

Book 3


Book 4

La Tumba Maldita

by Javier Haro Herraiz

Published 5 September 2018

Book 8

Los Trillizos

by Javier Haro Herraiz

Published 8 August 2020