Everyone deals with the fallout of the walker attack. Andrea has to come to grips with the fate of her sister, while Jim is found out to have been bitten. With the camp clearly no longer safe, a decision must made about the direction they are to take.

Rick and the group leave Atlanta and encounter a threat on the highway the likes of which they've never seen. Elsewhere, the group search for a missing person.

Rick discovers a possible safe haven. Shane must go on a dangerous mission to get needed medical supplies.

Rick and Shane are in conflict over the fate of an outsider; Andrea helps Hershel's daughter face a crucial decision.

Rick and Carl find the farm in jeopardy; the group is split up in the chaos; Rick's leadership is questioned.

With the world growing increasingly more dangerous and Lori’s pregnancy advancing, Rick discovers a potentially safe haven. But first he must secure the premises, pushing his group to its limit.

The Governor and Rick Grimes prepare for the oncoming war. Meanwhile, Andrea struggles to escape The Governor's own torture chamber.

After things begin to calm down at the prison, Rick and his group now face imminent danger and destruction. This time, they might not win.

One group finds a shelter; a group has a realization about protection.

A new set of issues confront the group while on a mission.

Rick wants to find a peaceful agreement, but the enemies seem to prefer a more violent resolution.