Rooftop Camp is a location that appears in The Walking Dead: All-Stars.
Post-Apocalypse[]
Glenn was a part of alongside his friend, Nick. With that group, he realized that most of the people wouldn't survive. One of the group members, a father, asked Glenn if he can find some medicine for his daughter that she needs or else she'll die. Glenn refuses, but Nick agrees to do it instead. After having been gone for several hours, Glenn decides to look for Nick only to find out that he had been eaten by zombies. When he goes back to his group, he discovers that the daughter had died and turned thus leading to the death of everyone else in the group.