Cady Heron moves to a new home from the bush country of Africa. She goes to a new school where she meets Janis and Damian. Her new friends warn her to stay away from the Plastics: the A-list, popular, crude, and beautiful clique headed by Regina George with Gretchen and Karen. When Cady sees Aaron Samuels, she falls in love. When Regina discovers this, she seeks revenge by taking and dangling Aaron in front of Cady. Now Cady, Janis, and Damian plot to bring Regina's status down. However, as Cady continues to spend more time with the Plastics, she begins to become one of them.
