Emma and Luke, two ordinary elementary school students, have no idea of a world hidden from human view. Emma, born into wealth wants to get Luke's attention, but Luke is only concentrating on studying to get out of the poverty of his home life. Everything changes when they accidentally discover and fall through a portal to Elorah, a planet in another galaxy that houses countless refugees from an ongoing space war. They uncover a terrible truth that Earth is just a laboratory used for intergalactic research, and that humanity is the currently running experiment among many that came before and were destroyed. As they search for a way to get back home, their crucial role in saving all humankind becomes revealed.