Image: Naughty Dog / PlayStationOfficial screenshot from Naughty Dog / PlayStation.
No Matter What is the gold trophy for finishing the main campaign of The Last of Us Part I. It unlocks when the credits roll after the final chapter, Jackson, on any difficulty.
Play the story from Hometown through Boston, Lincoln, Pittsburgh, Jackson County, the university, Silver Lake and Salt Lake City, then the closing chapter, Jackson. The trophy pops at the end.