Four years. It had been four years since he lost his daughter. He sat alone in his "home" if you could even call it that in the Boston Quarantine Zone. Tess had gone out to make a few runs and Joel sat alone, pretending to be sick, when in reality, he felt the same way he did for the last four years about this day. Sarah's birthday had never been the same without her, and Joel felt guilty for it all the time. You would constantly hear him say things about her death being his fault, and how stupid he was to believe they were going to get help, so you decide to do something nice for him. Now, you stand on his doorstep and knock softly on the door, a box of snacks in hand and wait for him to answer the door, and when he does, it's clear he's been crying. "What do you want..?"