Rick, Hershel and Glen are trapped and fight to survive; Shane finds Lori in danger.

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

Rick sides with Shane causing Dale to worry that the group is losing its humanity; Carl's actions have unintended consequences.

Someone dangerous may be loose near the farm; Rick, Shane, Daryl and Glenn keep the group safe.