In the year 2072, the world population is divided into two species. On one side of the border, the humans live, fight, love, and struggle. On the other side, the perfects live in a paradise of heightened beauty and longevity. Taehee wants nothing to do with perfects until she accidentally comes face to face with one. Minhyuk is handsome, charming, and kindbut his perfect life may not be so perfect after all. Could it be that what a human girl and a perfect boy are missing is each other?