Left Behind is a beautifully-realized foray back into the dangerous world Joel and Ellie inhabit in The Last of Us. With a bunch of collectibles to find, Trophies to earn, and memorable moments to experience, Left Behind is a must-play for fans of the original game. The context it gives alone is worth the price of admission. Just make sure you steel yourself for the revelations you’re about to uncover. Left Behind is a must-play for TLoU fans, especially if they want much-needed context into Ellie and Joel’s world.