The second season starts with Rick and his group leaving the CDC. They think that they should go to Fort Benning. While going there, they find that I-85 is blocked by many empty vehicles. The group searches some of the vehicles and takes things that could be useful. While they are searching, a very large group of walkers moves along the road towards them. They have to hide under the vehicles so the walkers do not see them. Sophia is seen by a walker and runs into the woods to get away from it. After the walkers leave, the group starts to look for Sophia. During the search, Carl is shot by a man hunting a deer. Otis, the man who shot Carl, takes Rick and Shane to a large farm. The farm is owned by a veterinarian named Hershel Greene. Hershel removes the bullet from Carl. The group go to the farm while Carl heals. Secrets and issues about who should lead the group causes problems. During this time, many relationships are dealt with and the group continues to look for Sophia. Glenn starts a romantic relationship with one of Hershel's daughters, Maggie. He learns that Hershel's barn is full of walkers. Some of these are Hershel´s family members. Hershel thinks they are just sick and could be cured someday. When Shane lets the walkers out of the barn and the group shoots them all. After the last of the walkers is killed, one last walker leaves the barn. It is Sophia. She is then shot by Rick.