Simón the little dragon and his fellow friends belong to the running teams of "Manchitas" and "Alitas." The two teams compete against each other running 3 relay races to decide the winner. The third race will decide the winner but due to Simón's injury "Alitas" lose. Simón takes it hard but, thanks to his friends, he learns that he is an important member of the team.

Aislados por las peligrosas Barrancas del Cobre en México, los apacibles indios tarahumara han perfeccionado durante siglos la capacidad de correr cientas de millas sin descanso ni lesiones. En este relato, el periodista--y corredor habitualmente lesionado--Christopher McDougall sale a descubrir sus secretos. Isolated by the dangerous cliffs of Copper Canyon in Mexico, the peaceful Tarahumara Indians have perfected over centuries the ability to...