'I am Omega. I am the end. Welcome to the new age. One boy and a steam-powered bike on a journey to save the world. One girl and a past she cannot escape. Two insane warlords and a prize they cannot understand. One fate will bring them together, and at the centre is Sebastian facing his destiny. When everything is broken, when nothing is worth saving, when disease, defeat and hatred encircle you, it's time to face the darkness. Book 4 and the dramatic conclusion of the Tesla Evolution.' (Publication summary)