The fourth season of The Walking Dead finds Rick Grimes desperate to find his own humanity and preserve what he can of his son Carl's childhood through reinventing himself as a farmer while a counsel including Carol and Daryl in addition to several Woodbury ex-pats take on leadership roles. His newfound sense of peace is quickly derailed, however,
when a mysterious illness begins to decimate the community. Meanwhile Carol took care of three girls, on of them was a baby. The older sister became crazy, so Carol took a difficult decision. She killed her with a lot of sadness and guilt. Glenn, Maggie, Sasha, Bob, Tara, Abraham, Eugene, and Rosita finally arrived to terminus thinking that it was a refugee when it was not. Some people took them to a boxcar where they almost die, after all they could escape and start a new journey where they can be safe.
They’re still trying to survive in that horrible world, they’re not even safe, but some day the cure for that epidemic would be known. Rick and the group would not stop until they finish with this problem. They are very strong because living more than 7 years in that place is not easy, they are such warriors. The most important thing that maintain their survival was that they work as a team. Even though that they had bad moments the friendship and the courage made them keep going.