When ex-FBI agent Rebecca Marte considered the possible challenges of her new career as a private investigator, she never thought one of them would be to investigate a witch charged with killing a man during a coven ritual. The job should be easy as six icons of the St. Louis business community, the rest of the coven, had seen their High Priestess, Della Bergeron, standing over the body, covered in blood, declaring she'd kept her promise to be...