Your mind immediately starts questioning what new monstrosities you're going to discover down there, that have been locked away for all these years behind steel bulkhead doors.
You come across documents detailing how patients within the facility were abandoned to their infection. The realization that what you're descending into was ground zero for a citywide outbreak, before you actually traverse the depths of the hospital, is horrific in its own way. To do this, she needs to descend deep into the bowels of the hospital the Wolves are occupying, which it turns out is actually ground zero for the entire infected outbreak in Seattle 24 years ago. Pretty late into The Last of Us Part 2, former Washington Liberation Front veteran and expert infected-slayer Abby needs to save a child from the wounds eating away at her, inflicted at the hands of Seraphites with hammers.