Truth about Extraterrestrials: What did you know?

They said to us in the last sixty years that extraterrestrials didn't exists, now we see news talking about them, Hollywood movies, documentaries talking about them, new planets like our earth!All this for what, sure not for an innocent target. In this book you can find the answers easily ,step by step and chapter by chapter you'll arrive at the end to a convincing evidences that's orients you to know space visitors, theirs missions, theirs targets, who helps them, who cooperate with them and who has the great interest with them and the great question: Why?