‘Please.’ A wheezing little laugh escaped her trembling lips. ‘I’m your mother. You can’t let her do this to me – you—’ ‘I don’t think you’ll get far with that line of argument,’ I said brusquely, angling Feather to fit the blade more snugly against her vulnerable artery. My hand in her hair was shaking, and yet my sword hand held perfectly still. ‘There’s quite a lot that mothers shouldn’t be doing to their sons either.’

