It is January 2112 and fifty years since global warming moved far past its tipping point. Max and his soul mate, Ann, are partners in Aqua4, an innovative company that uses the Space Elevator as part of a system to purify seawater and offset the planet’s rapidly rising sea levels. As their vacation ends in the Straits of Hormuz, they learn the moon bases want more water and that Mars is their new project.

While the world continues to unite to formulate solutions to the environmental crisis, Max and Ann board their spaceship and blast toward the Luna2 station in the...