5 Escape ‘You think you’re fit, you scum?’ Doreen said from the instructor’s bike. ‘You think you’re fit? Twenty minutes, that’s all. That’s how long any of you would last in the exercise yard. When a g**g comes and asks you to press eighty and you max out at twenty-five, what do you think happens? You clean a lot of toilets, that’s what. With your hair. Are you hearing me? Now train. Train, train, train.’ The end of the session couldn’t come soon enough. Just fifteen people had shown up tonight, with more than half the bikes empty. Not that Doreen seemed to care as she called out people to confess. Grace, keeping her head down, managed to escape into the changing rooms, where she sat in silence for a while, a towel covering her face. A policeman had shown up at her house that afternoo

