Ymrita is a dystopian land created after a nuclear bomb hit the earth. The result is a desert wasteland ruled by several clans. 

The nuclear power had another effect. 12 individuals between ages 12-18 have been granted a power, called Tryas. A Trya may have one of twelve powers. Fire, Plants, Water, Air, Weather, Light, Animals, Music, Ice, Stone, Language, or Cosmo.