Jo o Villas Boas is a Brazilian astrobiologist, renowned for his advanced research on alien forms of life. Intrigued by the mysterious death of a rancher, he begins to investigate what may be the first documented UFO-related case of human mutilation. During his investigation, Jo o is contacted by a government official, who proposes to engage him in a very disturbing research project: he will study the preserved bodies of aliens in a military base. His mission: to help win the underground world-war against an enemy from outer space.