Steerswoman
by Kirstein, Rosemary
If you ask, she must answer: no steerswoman may refuse a question, or reply with anything but the truth. All they know is shared freely, with any who ask. But when the steerswoman Rowan investigates a small, lovely, inexplicable object, she suddenly finds she must flee, fight for her life -- or worse, lie. Because one kind of knowledge has always been denied the the steerswomen: Magic.