Twenty-fourth-century Earth is in trouble. Can teenagers from the past figure out how to deal with dangerous alien pests out on the very edge of the solar system?




Unable to yank adults for scientific reasons, the future scientists yank heroes before anyone realizes who they may become.




Jerry, a bullied nerd. Nan, a tough but troubled girl. The last thing they imagine is that people three centuries in the future consider them heroes!




Desperate, the scientists yank two high schoolers to a space station on the edge of the solar system, where hive-minded alien Thogs are threatening to take over.




Assisted by Will, a time-yanked cabin boy from Sir Francis Drake's crew, they throw everything at the infestation.




Including a reconstructed saber-tooth tiger!




But what is the aliens' real agenda?