Mafalda is an exceptional child, since her curiosity, world view and existential consciousness are broader than those of almost all human beings.

Three sisters search the four secrets of nature (water, air, fire and earth) on an imaginary journey.

Isidoro is a lazy guy, who loves parties and casinos, but has never worked, so he lives off his father's inheritance and making his uncle suffer. But because his uncle, Colonel Cañones, is accused of a crime against the nation, Isidoro must work for the first time in his life to find the true culprit.