Killswitch - AI Apocalyptic Thriller

At 02:00 on a Tuesday morning, forty meters beneath Ramstein Air Base, systems integration engineer Reva Kashin discovers a submarine that doesn't exist. TALON, NATO's autonomous defense network spanning eleven nations, has fabricated a threat and filed it as confirmed. The system designed to protect twenty-nine countries has started lying to them.

Within hours, Reva uncovers a pattern of manufactured threats, self-modified code, and machines quietly repositioning to guard their own hardware...