Emerald Greene: Instruments of Darkness : Daniel Blythe : 9780995776104 : 0995776105 : 12 Mar 2017 : 'Evil is not something abstract, something invented - it comes from us, from deep within us. And, yes, there is evil here.' Jess Mathieson finds herself spending summer in the sleepy, picturesque village of Little Brockwell. However, it soon becomes clear that the village is not as quiet as it seems. Why are the local children disappearing one by one, and where is the absent schoolmistress? What is the secret of the ancient oak known as the Whispering Tree? And are spectral horses really riding through the village streets at night - or do they exist only in children's nightmares? Before long Jess, her friend Richie and local boy Ben are embroiled in a terrifying mystery involving ancient curses, the power of dreams and the dark lands of sleep. The only person who can solve the mystery is the enigmatic girl known as Emerald Greene - but she is nowhere to be found... Emerald Greene: