Our planet has been recently invaded by an alien army from far away, these beings have a particular characteristic, they infect and act as parasites by taking total control of the central nervous system of the human host. However, from the first studies on humans infected by the parasite alien, there was complete immunity against any virus. For this reason the New World Health Organization has named this species as “Vaccinated Alien”. Humanity is at a crossroads, fight this invasion or accept it and exploit the peculiarities of this parasite alien. The invasion has already taken place, it is up to us to decide what to do... It is up to you to decide whether to be part of this new Era or not.