A peaceful morning is shattered when Washington Metro Police lieutenant Sam Hollandâs beloved father succumbs to injuries from an unsolved shooting while on duty four years ago. As the community rallies around Sam and her family, one thing becomes crystal clear: her fatherâs death has turned the unsolved case into a homicideâand itâs on her to bring her fatherâs killer to justice. But the case has been cold for yearsâŠuntil an anonymous tip thatâs too shocking to believe leads Sam down a dark and dangerous path. Her husband, Vice President Nick Cappuano, knows if she canât solve this case, it will haunt her for the rest of her life. Sheâll need the strength of their bond to pull her out of the darkness before itâs too lateâbecause as the missing pieces rapidly fall into place, Sam realizes the truth might just break her all the sameâŠand that her fatherâs killer isnât done yet.