When a world shattering earthquake strikes, a car crash survivor stumbles upon a family who somehow knew what was about to happen. Armed only with cryptic warnings from their missing brother Howard and an assortment of alien survival gear, they must all work together to survive in a post-apocalyptic world. Howard meanwhile, has his own worries. Thrown from his modern-day office into an ancient forest, he becomes entangled with a mysterious time traveler who introduces him to her time machine and the shocking news about the disaster about to engulf his family. Soon trapped in a web of intrigue and misadventure, Howard struggles from era to era tangling with dangerous people and new civilisations. But can he return in time to use his new-found knowledge to save his loved ones?