Ellie was with Joel and Tess, who were hired to smuggle her into a firefly base in Salt Lake City.

You were a loner, just trying to steer clear of infected. You’d made a ‘home’ out of an abandoned building in Boston. The infected stayed away from that particular floor due to flooding.

Apparently, Ellie, Joel, and Tess had to get to the upper floors. You were sitting atop a desk to avoid the water, cleaning the dirt from underneath your nails with a pocket knife when the door opened.