‘They say I’m evil. The police. The newspapers. The girls from school who sigh on the six o'clock news and say they always knew there was something not quite right about me. And everyone believes it. Including you. But you don’t know. You don’t know who I used to be. Who I could have been. Sometimes I wonder if I’ll ever shake off my mistakes or if I’ll just carry them around with me forever like a bunch of red balloons.’

Awaiting trial at Archway Young Offenders Institution, Emily Koll is going to tell her side of the story for the first time.