There is no "purpose", only the goal of life: to survive and propagate.
The universe could do quite well without a single living thing in it to take notice. And there are no "gods" to do anything about it, life exists by chemical reactions alone, not "purpose" or "creation".
I see two possible fr
materially our purpose is to survive and reproduce - spiritually it is to seek self-knowledge and to love others
To evolve, grow, love, learn and experience being human. And when you've learned all you can in this lifetime, you will pass on and plan the next.
To reproduce, contribute what we can to the survival of our species and then die.
I'm not sure I know what you mean by the 'are we viral?' bit. I was saying that our purpose and our only purpose is to contribute to the survival of our species through reproduction. Who knows why this is but that is our evolutionary purpose. Why else would we have sexual urges?
To live, to love and to learn. Eventually explore other planets as well. Life is an experience and once it's over, we return to the Source.