Futuristic novel full of intrigue and cunning ~

Nhika is what is known as a blood carver, and she is perceived as extremely ruthless in her kingdom, which garners enemies all around her, anxious to take her down. The only problem is that someone who she thought was an enemy, and who she was prepared to cope with, turns out to be NOT the entity she should be worried about—there are others who are much more interested in her demise!