The Walking Dead: Survival Instinct acts as a prequel to the TV series it is set in the Georgia countryside and focuses on Daryl and Merle Dixon as they make their way to Atlanta during the early days of the zombie apocalypse. It is based on and canon to The Walking Dead television series, in contrast to the video game by Telltale Games, which is based on and canon to the comics. The Walking Dead: Survival Instinct is a 2013 first-person shooter video game developed by Terminal Reality and published by Activision.