Bullies at School

Siobhan is unhappy at school, tormented by some classmates. Then she finds a strange brooch which seems to help her? Siobhan is unhappy at school. Tormented by some classmates, she feels unable to confide in her teacher or her mum. She has no one to talk to, no one to play with. One day she finds a strange brooch and it seems to help her -- it makes her stronger. But then Siobhan realises that to take revenge means that she might herself become a bully. Will she be able to find the courage to speak out against the bullies?