The Walking Dead: Days Gone Bye

Kevin finds himself in the midst of a zombie apocalypse all by himself. He's barely surviving day to day and the only humans he comes across want to kill him. He feels there is no hope, until he meets Rick Grimes. A former cop who supposedly just woke up from a coma, he accompanies in finding his wife and son, and, along the way, meets other survivors, some friends, some foe.