A Mischief of Rats

When Dr. Nell Ward returns to her family's estate for a classic car event, she stumbles upon a submerged vehicle containing the body of professional racing driver Jack Rafferty. Recognized for his controversial reputation, Rafferty’s death raises suspicions of foul play, prompting DI James Clark to enlist Nell's ecological expertise in the investigation. As she delves deeper into the mystery, Nell discovers that the case is far more complex and dangerous than she initially thought, compelling her to uncover the truth before the killer escapes.