The Bitterwine Oath by Hannah West Are a group of vengeance-seeking women killing 12 men every 50 years in the small town of San Solano, Texas? That's the question at the centre of Hannah West's spine-chilling The Bitterwine Oath, a supernatural-tinged story about a young woman who uncovers her grandmother's dark secret. Out 1 Dec. Image Source: Amazon.com