Lincoln Rhyme and Amelia Sachs are onto their next case, and diamonds are the name of the game.

Jatin Patel is murdered in his jewellery store, but nothing is taken other than a large single piece of 'rough'. There are two witnesses both of which at the time manage to get away. There are scant details about the perpetrator and he doesn't leave too many clues.

Renee Ballard is back. Brought back to the force with the promise of leading her own unit - the Open Unsolved Unit - and able to work with anyone she choses.

She turns to Harry Bosch who's life seems to be in the balance, perhaps she has saved him from his own self-destruction.

She lures him to the unit to help a current case with the promise of the ability to work a case he was unable to solve previously - the Gallagher Family murder.

It starts with a murder. A female is the perpetrator, but someone else is looking on. DI Thorne and DI Tanner are on the trail, but to start with there isn't a lot of evidence.

Then after the second murder, suddenly there is and in what could be described as a lazy mistake the female is arrested. She admits to another murder and it all seems to be too easy.

DS Jack Warr is investigating a brutal murder that he knows could have been prevented if only the old woman’s story had been believed. Avril Jenkins was an eccentric woman with a colourful and dubious past. Her husband left her the house and his art collection.

Avril claimed to have been stalked by a lodger, Adam Border. But there is no sign of Adam … anywhere.

The body of a young woman is found in a cottage in a remote forest. She has gone through immeasurable pain and suffering.

The killer has left a mark on her - a double ended crucifix - a signature mark of a previous case.

Two years before Hunter and his previous partner thought they'd caught the killer, but in the back of his mind Hunter wasn't so sure, and his fears just may have been realised.

Renee Ballard is working the night shift. It's New Year's Eve and it's not only fireworks taking to the skies at midnight. The firing of bullets has also become a recent craze.

And tonight there's a victim, but it appears unlikely to be an accident.

This book has been translated from the French and I found it easier to read than the next book (also translated). “Have mercy on us all” is actually the third book in the series of 8 (which I didn’t realise!)

Features an unusual and unorthodox French detective Commissaire Adamsberg who has to employ a wee trick to remember people’s names, just one of his quirks!

Dregs is the first book of the series to be translated into English, however it is actually the sixth book in the series. However there is a prequel which may give more information.

The author is a former Senior Investigating Officer in the Norwegian Police Force and is considered one of the foremost Nordic crime writers writing with a unique brand of suspense and realism (according to his website). He is also a children’s mystery writer!

Tempe is recovering from an aneurysm, but the sleepless nights and the visions are disturbing. And the sense of paranoia – or is it?

Then she receives an anonymous text message with four images – a faceless man, dead. Tempe struggles to find out who sent the messages.

Brighton, Winter 1951.

It's an eerie scene. Two children lie dead beneath the snow surrounded in colourful sweets. It reminds DI Stephens of a scene from Hansel and Gretel. The book starts on the second day of the investigation, when at this stage the children are deemed as missing.

But it soon turns into a murder investigation once the bodies are found and the children appear to have been strangled.

Seven Murders. An Amish family, brutally murdered in their home.

Chief Kate Burkholder is running the investigation. She herself was once a member of the Amish community, but decided not to be baptised and left the community.

The Plank family moved from Pennsylvania, perhaps in an attempt to leave secrets behind. It's Kate' job to uncover them and find the killer.

Set after the second world war in Sydney, this is Tara Moss's first novel featuring private investigator Billie Walker.

Billie's husband is missing presumed dead and she has returned to Sydney to head up her own agency following in her late father's footsteps.

A mystery surrounding Stephanie Plum and her Grandma Mazur's dead (new) husband doesn't sound like a laugh a minute. But it was.

Grandma married a mob wise guy who died 45 minutes later and the mob wants his keys back.

The wise guys think Grandma has the keys, bad stuff happens and Stephanie's mum irons and drinks her 'iced tea' a lot.  

This is a Bosch and Ballard detective thriller.

Bosch is loosely holding on to his connection with the force with a reserve officer status. He has also recently had an operation on his knee and has been diagnosed with an on the job illness. Ballard is working the night shift and sleeping on the beach during the day in her tent when she does take the time to sleep.

This is a standalone mystery story set in 1998 in the historic city of Lichfield in Staffordshire and its waterways.

Our main character, Chris is a struggling council officer whose life is about to change.

Set in Australia, this is a mystery/thriller where the key character is Abby who is a journalist.

Debut novel by UK writer Holly Watt. This is a detective thriller here which follows reporter, Casey Benedict.