Can't Change the Past

Shawn is a rookie cop trying to prove himself. He takes case after case but is neglecting his family in the process. Him and his girlfriend get into this huge argument because he's taken yet another case. This time he has to leave home for a while. She's fed up with the neglect and is ready to walk out the door. But will somebody beat her to the punch?

Third book.
And I'm still sensitive about my shxt.