Chameleon by Doranna Durgin
Samantha Fredericks is a human chameleon able to transform her appearance — even become invisible. And when a secret haven for battered women comes under siege through an informant, Samantha becomes vital to its protection. But only one man can protect her and her true identity.

Upgrade by Meredith Fletcher
Bionically enhanced Christine Chace is one of the FBI's best agents. When someone starts leaking classified information to the enemy, it's up to her to uncover the culprit and rescue a kidnapped boy with the help of a rough- edged security expert.

Total Recall by Vicki Hinze
A ruthless terrorist group is planning to bomb the White House during a Fourth of July fireworks celebration. Special agent Darcy Clark, with her unique ability of total recall, is U.S. Customs Agent Ben Kelly's only chance to stop them. And she's his only chance to come out of it alive.