Penney, Elizabeth. Cambridge Bookshop series #3

Thorndike Press large print softcover cozy mystery

"Though Molly Kimball's not quite ready to use the "L" word when it comes to her boyfriend Kieran, she's definitely fallen for his family's library. She discovers the original manuscript of a Gothic novel and Kieran's cousin, a professor specializing in Gothic literature, is eager to publish a paper on the mystery--especially because a troublesome student, Thad, is threatening to file a complaint against him and prevent his long-awaited promotion. On Guy Fawkes Night, Molly stumbles upon a body, their face covered by a mask. It's Thad, and Molly must once again put on a few masks of her own to sleuth the killer"--