New amazing, exciting interplanetary adventure by the author of the world bestseller Martian. Ryland Grace remained the only surviving on the desperate mission of the last hope. If it fails, humanity will disappear. But there is a small hook - Ryland doesn't know. He cannot even recall his name, let alone a task and how he will do it. Everything he knows is that he slept for a long time. That he woke up millions of kilometers from home. And that society is making him two corpses. As memories come back, he realizes that he is wandering by a small ship, compiled by all earthly governments and space agencies and thrown into the depth of the universe to avert the threat of extinction of our species. And thanks to an unexpected ally, he may succeed ...