From its inception, the concept of evolution has been a controversial and discussed topic. This idea, considered today as a theory, is accepted by the majority of the population. But, can it be trusted as a true theory? This documentary answers this question as it travels through the history of the theory of the evolution, starting from the birth of the idea until the present state of the theory (with the numerous hypotheses being postulated trying to find a solution to this great enigma). All of this without forgetting to give some of the many scientific arguments against this ancient belief.