Myrna Fry's only aim in life is to be part of the Ruling Class, an elite clique of spectacularly cruel girls, where the beautiful and perfect Jeanette Sue is queen. Highland Park High School is a nightmare filled with terror as Jeanette Sue and her entourage rule - brutally. And no one ever questions them, certainly not little suck-up Myrna. Then the arrival of the totally undesirable, absolutely unfashionable, and - worse still - poor Twyla Gay Stark, changes everything. And slowly the rules begin to change...