On the island of Kekon, the Kaul family feuds for control of the jade that endows 'Green Bone' fighters with supernatural speed and strength. Faced with threats on all sides from foreign powers, the Kauls are forced to form dangerous new alliances, confront enemies in the darkest streets and the tallest towers, and put honour aside in order to do whatever it takes to ensure their own survival ... and that of all the Green Bones of Kekon.
