99p on AmazonUK https://www.amazon.co.uk/Crime-Files-Books-1-3-ebook/dp/B01LR9A2MI
Book 1- Hell to Pay - Nancy's parents are dead. She wants her revenge. Now she's coming for them.
Book 2 - Throwaways - To some people they're throwaways; to Nancy Kerr and Tommy McIntyre they need saving.
Book 3 - Don't Come for Me - What if you were accused of your boyfriend's murder, but you knew he wasn't even dead?