Castle Kinkade's allegiance is tested when he protects hacker Kit Westcott and she breaks through all his defenses, melting the ice around his heart. Castle is the last person Kit should trust, let alone be attracted to, but under threat of imminent attack, they're forced to put their hearts and lives on the line to stop the greatest danger the world has ever known.

“Wow! I mean, seriously, WOW. This book brought everything together and blew it all apart too! Not going to spoil anything, so that's all I can say. Just wow!” -Crystal, Goodreads Reviewer

“From the first page it was action packed and a high tempo, and it made me want to read and don't stop until the end. Which I did :)” -Mikaela, Goodreads Reviewer

“My heart is racing and my mind is blown. Wow!” -Julie, Goodreads Reviewer