As the world grows more dangerous and Lori's pregnancy advances, Rick locates a potentially safe haven.
A medical emergency proves traumatic and leaves a life hanging in the balance; Rick and the group discover a potential threat to their new surroundings.
Andrea and Michonne witness an accident that leads them to a new group of survivors, but when tensions arise with their new acquaintances, they must make a decision.
The group becomes severed, putting lives in jeopardy; in Woodbury, Merle approaches the Governor to make a request.
Rick struggles after another loss; Michonne grows more suspicious of the Governor, who throws a party for the people of Woodbury.
Andrea and the Governor grow closer while Michonne makes a decision about Woodbury; Glenn and Maggie go on a run; Rick struggles with grief.
A new guest at the prison forces Rick's hand; members of the group go on a mission to rescue Glenn and Maggie; the Governor presses for information.
Andrea steps up when the people of Woodbury are thrown into uncharted territory; a new threat arises at the prison.
Rick tries to save one of his group; Woodbury is in disarray; new guests at the prison raise concerns.
The group debates the next step; Rick searches for a lost friend; Daryl and Merle question their choices; the Governor restores order.
Realizing they're running out of supplies, the group must make a choice when security is threatened; Andrea goes to the prison to attempt a negotiation.
Realizing they are outgunned, Rick leads an expedition to get more weapons and fortify their group against the Governor and his forces.
Rick and the Governor convene for a tense negotiation of a peace treaty between their respective groups, hoping to prevent more deaths.
The Governor chases a fleeing dissenter; while the Governor is gone, a traitor tries to sabotage his plans.
The group learns that a truce with the Governor must come with a huge sacrifice on their part; Rick decides Michonne's fate.