Book Review: Death of an Addict by M. C. Beaton (2001)
Synopsis: When former drug addict Tommy Jarret is found dead of an apparent overdose, Constable Hamish Macbeth suspects something isn't quite right. However, his superiors believe Tommy is just another dead addict, forcing him to once again use personal time to investigate. This time, however, he eventually finds himself assigned to work undercover to break up a drug smuggling ring, something that will force him to travel abroad for the first time in his life.
You can read my review here: https://wizzley.com/book-review-death-of-an-addict-2001/