Cheated'Well into MARTINA COLE territory' Independent 'A cracking good read' JESSIE KEANE WHO CAN YOU TRUST, WHEN YOU CAN'T TRUST FAMILY? Sheltered and naive Carmen Darby has lived under the thumb of her father Rex, a brutal criminal businessman, her whole life. But when Rex announces his retirement and plans to leave his vast wealth to his three daughters, Carmen doesn't thank her father as effusively as he'd like, enraging him. Cast out from her home,