Upgrade by Blake Crouch in Paperback

Upgrade is the mind-bending thriller from Blake Crouch, the mastermind behind Dark Matter and Recursion. ‘You are about to embark on the next stage of human evolution . . .’ At first, Logan Ramsay notices a subtle change - he is more focused, more efficient, and his mind is operating at a higher level. But it quickly becomes clear that something much larger is happening to him - his brain is evolving. Logan's genetic code has been manipulated, and this is just the beginning of a sweeping plan to alter humanity. As the only person with the potential to stop it, Logan must push himself beyond his limits. Is it possible that the key to our future lies in controlling our own evolution?