After the farm was overrun, she became deeply disturbed by Rick's actions, as well as Carl's involvement in the death of Shane.
Maggie joined the series in the second season and has played an important role since then.
Believing Rick to be dead, she joined in traveling to , and counted on him to keep her and Carl safe, during which she began a sexual relationship with him.
Lauren Cohan portrays Maggie in The Walking Dead.
When we first meet Maggie she is living with her family on a farm that has been sheltered from the zombie apocalypse.
Having believed her husband to be dead, that the world was coming to an end, and trying her best to keep herself and Carl safe, Lori became extremely vulnerable and lonely.