Headspace

An alien game show. A deadly challenge. The fate of the world is on Astra's shoulders.

Twenty-five-year-old Astra Ching has never sought the spotlight. So when a mysterious black orb appears with a challenge for Earth and selects her to compete in its strange--and very public--game, she's not pleased to find herself a sudden superstar.

The rules are bewildering, and there are no second chances for losers. Yet while Astra fights to stay alive and save the world from imminent destruction, the ...