Rival billionaires, all racing to be first on Mars, arrive to discover that an advanced Martian society already inhabits the planet. But when a lovable bro, hired for the expedition as a spare set of organs, accidentally places himself at the center of an escalating interplanetary struggle for control, he may unwittingly make it possible for the Martian leader and her army to take over Earth.

by Christopher Modoono & Gil Zabarsky