Mark of the Plague (A Blackthorn Key adventure)

"Mark of the Plague" by Kevin Sands is a gripping audiobook set in London during the return of the Black Death, where a mysterious man offers a potential cure amidst widespread illness. Young apothecary Christopher Rowe and his friend Tom find themselves embroiled in a dangerous conspiracy when murder threatens the city’s new hope. This sequel to "The Blackthorn Key" blends historical intrigue and adventure as the characters face life-and-death challenges.