On the dying Earth, even the heroes are doomed.Daoren and Heqet face the unthinkable. Like every 19-year-old in their society, they must take the Survival Aptitude Test. Only the smartest pass and earn the right to live.The rest are harvested for food.That's the grim reality on the wasted Earth, 700 years after mass extinctions have erased every other life form. Fortunately, there's a seed of hope.If Daoren can overcome his fear, he might achieve the first perfect test score and be named ruler. Heqet knows he can’t do it without her—even if he’d be the last person to ask for help. Together, they may hold the answers for saving their species.But when personal tragedy reveals a shocking secret about the test, the pair are plunged into a terrifying struggle for survival. A single mistake could mean their death.And their death could mean the end of humanity...-----------------------------------------What Readers are Saying:“Best I’ve read since Brandon Sanderson.”“Amazing action-filled science fiction...”“I see a movie in the future.”“I’m a big fan of alternate-timeline and dystopian-future stories, and this is one of the best I’ve read in a long while!”Fans of classic dystopian tales like Soylent Green and Logan's Run will love this modern twist on humanity's last gasp. Scroll up and test your nerves today!-----------------------------------------Survival Aptitude Test: Sound is the first book in the complete six-book EXTINCTION ODYSSEY series:Book 1: Survival Aptitude Test: SoundBook 2: Survival Aptitude Test: FuryBook 3: Survival Aptitude Test: RiseBook 4: Survival Aptitude Test: FallBook 5: Survival Aptitude Test: LifeBook 6: Survival Aptitude Test: Death