Archaeologist Fiona Carver has unfinished business in the Aleutian Islands. After an emergency evacuation cut her first expedition short, she’s finally back. But time is not on her side as she races to finish documenting the remnants of a prehistoric village, recover missing artifacts, and track down missing volcanologist Dylan Slater. Having bluffed his way onto Fiona’s team with fake credentials, wildlife photographer Dean Slater is willing to risk more than federal prison to find his missing brother, but he needs Fiona’s help.

She wants revenge. He wants her. Blackballed from underwater archaeology after accusations of artifact trafficking, Erica Kesling has a new job and a new life on the other side of the country and is working to clear her name. She's closing in on her goal when she's distracted by a sexy, charismatic intern who makes her want something other than revenge. But Lee Scott is no intern. He's looking for the lead conspirator in an international artifact smuggling scheme, and Erica is his prime suspect.

In the volatile tinderbox of the Horn of Africa, Morgan Adler has made the paleoanthropological find of a lifetime. The discovery brings her to the attention of a warlord eager to claim both Morgan and the fossils, forcing her to make a desperate dash to the nearby US military base to beg for protection.

Navy SEAL Xavier Rivera visits historic Lake Olympus Lodge on a scouting mission for a top secret training exercise. In the lodge, he meets smart, attractive park archaeologist Audrey Kendrick. There are many reasons he should ignore the immediate, simmering attraction between them, but in the heat of the moment he has no restraint. Audrey is drawn to the secretive man who helps her when she’s in a bind, and she can’t resist taking a chance on a night of passion. But their one red-hot night together leads to secrets and betrayal....

Former CIA assassin Alex Parker works for The Gateway Project, a clandestine government organization hell-bent on taking out serial killers and pedophiles before they enter the justice system. Alex doesn't enjoy killing, but he's damn good at it. He's good at dodging the law, too--until a beautiful rookie agent has him wondering what it might be like to get caught.