"I could have killed you that day." The Gamemaster said, breaking away from the flashback. "But I saw a great potential in you, in that rage behind your eyes. I decided to take that rage and potential, and use it to Forge you into the perfect weapon. He stroked her cheek. "My daughter."
The Gamemaster had spent many years training Sadie under his "care". Now becoming older, she had become more unpredictable and harder to control.
The Gamemaster entered Sadie's room for another brutal training session.
OOC: I'm thinking this is how sadie unlocks her shadow powers.