Jewel of Death

Crystal has lived in the underworld her entire life. Because of her father, she possesses a dangerous power that she can't control. But on the eve of her eleventh anniversary in the Underworld, she is attacked. The Underworld is no longer safe for her, so she retreats to the mortal world. Can Crystal control her power so she doesn't hurt anyone else? And can she survive long enough to find out who attacked her?