The Bookseller Blunder: A Weal and Woe Bookshop Witch Mystery

Tabitha Greene knows more about magic than most. She might not be able to cast a workable spell to save her life, but she has read every magical tome and text in existence.
Or so she thought. But then she hears of another book. A rare volume delineating an even rarer type of magic. A type of magic that just might be Tabitha's real calling.
But when she tracks down the magical bookseller who owns the only known copy, she finds only a dead shop owner and no sign of the book.
Maybe a random robb...