When Tadeo and Ema arrive at this amazing circus, they meet some extravagant characters that not only take care of entertaining the public with their extraordinary skills, they also have to fulfill the important and dangerous mission of helping a boy in trouble, Benjamín. But the sinister and ambitious Isósceles Ténebrum will be the obstacle to achieve its mission. This sorceress will use all kinds of tricks to seize the golden sparkle stones that will take her to Gardon and thus achieve her darkest ambition.