It has been seventy-five years since a group of brave adventurers abandoned Earth in order to find a new planet that could support human life. After much searching, they found one and they called it "Imagine." With incredible ingenuity and foresight, the colonists have successfully lived on Imagine for twenty years . . . but resources are running low, and their technology that is nearly a century old is almost beyond repair. They need to explore more of their planet, however, the last expedition attempt ended in death and suffering.

Eiric, Pirrul, and several of their friends are growing tired of the restrictions the colony places on them. As teenagers, they yearn for an opportunity to strike out on their own and determine their futures on their own terms. The newly announced expedition is the chance they have been waiting for. They are now responsible for the ultimate survival of their species, but are they up for the challenge?