'It's clear you're in the hands of a master storyteller' - Alex Michaelides
Upgrade is the mind-bending thriller from Blake Crouch, author of the bestselling Dark Matter and Recursion.
'You are the next step in human evolution . . .'

What if you were capable of more?

Your concentration was better, you could multitask quicker, read faster, memorize more, sleep deeper.

For Logan Ramsay, it's happening. He's beginning to see the world around him, even those he loves ...