The 7th novel in the Tennison series, "Unholy Murder" by Lynda La Plante starts off slow with the discovery of a coffin in a dig site. Over the course of the book, many mysteries are unveiled as Jane Tennison tries to get justice for the dead nun. Relationships are tense, broken and strengthened, as new information is found. Will justice ever be served or will they perp(s) escape once again? Though the story is slow to get into, it does become more engaging as it nears the climax and reveals. There are lots of red herrings and little details that add up to understanding the case. What is nice about "Unholy Murder" is that you do not need to have read the previous books in the series to enjoy this book. Any details that you need from the previous books are woven in nicely throughout the natural thread of the story and plot line. I also liked how detailed the investigation process was as it really gives you insight to what takes place in a murder investigati