Run from Ruin: A Post-Apocalyptic Zombie Thriller (Final Update Book 1) by Allen Kuzara

They’re not undead; they’re just angry…

The DataMind meditation app has revolutionized the world, making people smarter, happier, and more productive. But a programming glitch in the final update causes billions of users to experience uncontrollable rage and aggression.

Nick, an ordinary high school senior in Fairbanks Alaska, is suddenly thrust into this life or death arena. He and his brother must escape the zombie-like hordes of blood-thirsty maniacs and seek refuge north of the arctic circle.

The four-hundred-mile journey tests the boys, their wits, and their trust in each other. They think they’re fighting to stay alive; but little do they know, they’re fighting to save mankind.