In 1969, Lydia and Abbie are best friends in the world. The two teach at a school for girls in England with very strict rules. Lydia, daughter of a neglected mothers suffer from agoraphobia, is increasingly closer to Abbie, who has already begun to explore their own sexuality. Maintain intimate relationships with Abbie brother Lydian, Kenneth, in an attempt to get rid of an unwanted pregnancy. Abbie begins to have increasingly more State of faintness. In detention together with Lydia, Abbie faints again. He dies shortly afterwards. Lydia begins to have the same symptoms. When increasingly more girls are starting to feel bad, the School Board is forced to take action.