Could there be alien sleeper cells on Earth? A test-tube baby, fifteen-year-old Jake Rose is half human and half alien; he has both lungs and gills. He’s been raised on the “other blue planet,” Rison. However, in a horrifying science-gone-wrong scenario, Rison will soon implode. Earth's seas are empty, they say. Surely, we could live there.Will Earth open their heart to these desperate aliens?