In Bulletproof Heart, Nakita another like Sara and Anna has awakened. She on the other hand was quite aware of who and what she was. Completely loyal to the company that created tem, Nakita align with the head of security of CTC, (Cybergenetics Technology Corporation) named only as Core. His interest was to revive the Living Metal program that his brother started a hundred years ago.
In search of Sara, Anna along with her new partner Johnny confirmed that Sara was indeed like her. But doing so, they are finding out there were more players in search and will do anything to stop her. Anna must push harder to find Sara before it was too late.
In addition a 35 page comic book of Living Metal set within the same time line of the novel.
