The Final Cipher

<p><strong>One last code. One final choice.</strong></p><p><br>Rumours say Lionel Gage is dead. The truth is far more dangerous.<br><br>When Maya Dalton receives a mysterious thumb drive labelled 'THE FINAL CIPHER' she and Alex are thrust back into the shadows of their past. The file is tied to 'Nightfall' the off-books MI5 programme that trained Alex Rennie-and it reveals a chilling truth: 'Nightfall' never ended. It evolved.<br><br>Their search leads to a forgotten Cold War island turned digital fortress run by 'The Architects' the hidden founders of global surveillance. And now they're ready to unleash OBSIDIAN a sentient system that will control the world under the guise of security.<br><br>As a storm rages Alex and Maya infiltrate the island facing traps betrayal and a gut-wrenching dilemma: destroy OBSIDIAN and risk global collapse or let it live-and watch freedom die. But Maya has one last move.<br><br>A final patch. A fading signal. A system undone.<br><br>The truth gets out. But the cost is everything.<br><br>The Last Cipher is a heart-pounding conclusion about power privacy and the price of choice in a connected world.<br> </p><p> </p>