What if Joel Died at the Beginning of The Last of Us?

We all know the legacy and bond of Joel and Ellie in the main story. But what if it was turned upside down? What if Joel Died at the Beginning of The Last of Us? Only one way to find out.
List of Changes
* Joel would have never met Ellie.
* The main protagonists would have been Sarah and Tommy
*Ellie would still be in the game but she would have went with Tommy and Sarah
*Sarah would have been a teenager and friends with Ellie