The Search for Nika — Jude Hardin

Note: This book is now included in iSEAL: A Thriller You call yourself Mike. It's not your real name. You don't know your real name… The MK-2 brain-computer interface has allowed you to do some amazing things. You're the smartest, fastest, and deadliest Special Forces warrior on the planet, but the device has robbed you of your past. And those determined to retrieve the implant have robbed you of someone very dear to your heart. Nika Dunning is missing, and you're determined to find her.