PAX League Series by Suzanne McMinn

The thing he feared most lived inside him... PAX superagent Kieran Holt never wanted to leave his wife, Paige, but when a lab explosion turned him from scientist to experiment, he hid himself on a secret island to effect a reversal. Believing Kieran a traitor, Paige had spent the past two years searching for him--but now she wasn't the only one who'd found him. Pursued by a government agency, Kieran and Paige had one last chance to uncover the truth and save their marriage.. moreThe thing he feared most lived inside him... PAX superagent Kieran Holt never wanted to leave his wife, Paige, but when a lab explosion turned him from scientist to experiment, he hid himself on a secret island to effect a reversal. Believing Kieran a traitor, Paige had spent the past two years searching for him--but now she wasn't the only one who'd found him. Pursued by a government agency, Kieran and Paige had one last chance to uncover the truth and save their marriage... But only if they could tame the beast within. less

They'd saved his life, but at what cost? When an accident left him near death, the PAX League saved Riley Tremaine's life...by transforming him into a terrorism-fighting superagent with a special gift for sight. To protect the future, Riley cut all ties with his past--and said goodbye to the woman he loved, anthropologist Nina Phillips... moreThey'd saved his life, but at what cost? When an accident left him near death, the PAX League saved Riley Tremaine's life...by transforming him into a terrorism-fighting superagent with a special gift for sight. To protect the future, Riley cut all ties with his past--and said goodbye to the woman he loved, anthropologist Nina Phillips. A year later, when Nina called him in distress, the secret that destroyed their relationship could be the only thing to save her from the frightening plot of a madman. In a race to recover a missing artifact, Riley and Nina would have to believe the unbelievable and trust in a love they'd thought lost forever--or the world would pay the ultimate price. less

Vengeance, by any means possible That was PAX agent Cade Brock's mission. To find the man who had killed his parents and caused the mutations that made Cade so valuable to the PAX League. And then, to find the female treasurehunter-turned-terrorist who had betrayed him, leaving him for dead. Together, the two were working to hatch the ultimate terrorist plot and, if Cade couldn't stop them in time, millions would die... moreVengeance, by any means possible That was PAX agent Cade Brock's mission. To find the man who had killed his parents and caused the mutations that made Cade so valuable to the PAX League. And then, to find the female treasurehunter-turned-terrorist who had betrayed him, leaving him for dead. Together, the two were working to hatch the ultimate terrorist plot and, if Cade couldn't stop them in time, millions would die. But then Cade apprehended the wrong woman, Sienna Parker, the terrorist's identical twin sister. Cade was certain Sienna knew the location of a shipwreck that held the key to the terrorists' lethal time bomb, but how could he make a woman he's desperately attracted to a pawn in this deadly game? less