Leo San Juan, a 9 year old insecure kid, throughout his life he has lived scared by the stories that his older brother Nando tells him. Among these stories is “The Legend of the Nahuala”, according to which, the old abandoned house located on Street of Nahuala number 7 is possessed by an evil spirit Nahual that took over the spirit of the houses cook. Now, the Nahuala is waiting for the soul of an innocent kid to revive and gain full power. This legend turns into reality when the spirit of the Nahuala takes Nando in the presence of Leo and makes him beat all his fears to rescue his brother.