Peace, safety, a place to grieve and heal. After her husband is murdered by the Russian mob, Boston detective Callie Jean Morgan comes home to her family's cottage in South Carolina. There, she can keep their teenage son, Jeb, away from further threats. But the day they arrive in Edisto Beach, Callie finds her childhood mentor and elderly neighbor murdered.

A bribery case gone wrong leads a woman into the deep, dank Carolina Lowcountry on a manhunt. Carolina Slade, a by-the-book federal county manager in the coastal lowcountry of South Carolina, reports an attempted bribe only to find herself a key player in a sting operation run by Senior Special Agent Wayne Largo from the IG Office in Atlanta. However, the IG isn't telling Slade everything about this case or the disappearance-presumed-murder of Slade's boss the year before. When the sting blows up, both cases are put on hold and Wayne is yanked back to Atlanta.

Eugenia Ladson’s husband—retired judge Everette Ladson—is engaging in marital misbehavior—she’s certain of it. But to activate the clause in her prenup, she needs proof, and is willing to pay for as many hours of surveillance as it takes. When Eugenia turns up dead, Hadley is in Greenville, South Carolina—three and a half hours away—where she’s followed Everette. Every instinct tells Hadley Everette is responsible for Eugenia’s death, but she is regrettably his alibi.

Private Investigator Liz Talbot is a modern Southern belle. She blesses hearts and takes names. She carries her Sig 9 in her Kate Spade handbag, and her golden retriever, Rhett, rides shotgun in her hybrid Escape. When her grandmother is murdered, Liz hightails it back to her South Carolina island home to find the killer. She’s fit to be tied when her brother—the chief of police—shuts her out of the investigation, so she opens her own. Then her long-dead best friend pops in and things really get complicated.

A knock on Chris Landrum's retirement cottage door proves that he doesn't have to leave home to find trouble. His friend, Mel Evans, a marsh tour-boat captain, arrives to tell Chris that there might be a little problem. Chris is shocked to hear that the little problem is that his friend is accused of murdering a college student. Before he has enough time for that to sink in, Chris learns that another friend from Larry's shady past is threatened to be exposed by a con artist and former partner-in-crime.