One of the most popular questions today is “Are we alone in the universe?” How to answer this question, Let’s play We Are Not Alone you will know the answer. This is unblocked games so you can play whenever you can. Aliens are quickly infiltrating your base. You need to have appropriate measures and make sure they don't get past the front door! In each level, you will be faced with greater difficulties, your defense war machines need to be setup to handle the ever growing enemy alien force!