Golden Blood: Time Spirit Trilogy

Gemma Hart never knows when her father is going to whisk her back in time. Her toes start tingling and she has a few minutes to find a secret haven where she can disintegrate and appear in another time and place. While "across the line," her training and skills are put to the test as she completes a mission that will change history for the lucky few her father has selected. Gemma's parents are adamant that secrecy is paramount to her family's safety. If people knew what they were capable of...