Losing his men while on routine patrol ripped away Royal Marines commando Sean Malone's soul. Following an honourable discharge, he hits rock bottom before his life takes a different direction—one where he no longer needs to seek solace in alcohol.

Dedication first to her studies and then her career has ensured scientist Nia Shepherd's social life has been limited to brief liaisons. She's never had the chance to find and fall for the one man who will understand and accept all her very specific needs when it comes to relationships.

Their paths cross when Nia is threatened by a mystery stalker. Sean's redemption comes when he is assigned to protect her... until a painful truth drives them apart.

However, that isn't the end for Sean and Nia. A shocking event brings them together once more, and Nia finds out how deadly professional jealousy can be...