In 1879, amateur archaeologist Marcelino Sanz de Sautuola and his daughter Maria explores caves together on a hill near the House. Shortly after making a discovery: a series of amazing paintings with red, yellow, black and Brown. The rich imagination of Mary, the paintings of bisons turns into huge proportions. Bison entering his room up and in. Marcelino and Maria have a special bond, however, is his hard Marcelino to believe what she tells her daughter. Specialists claim that the discovery made by Marcelino is false which led him to ambiţionat and louder on the contrary to prove archaeologist.