Cady Heron was homeschooled in Africa by her scientist parents. When she moves to Illinois, she quickly learns how cruel and hard highschool is. When she runs into the plastics, it doesn't make highschool easier. Hired by a friend to spy on Regina George, she dresses and acts as plastic as possible. But the faking doesn't last for long. Surrounded by friends turning on eachother, drama, and boys. It has turned Cady into a true plastic. Will she be able to find her true friends in a time of need?