"That’s not the end of the role you are expected to play." He took a breath, "Theo’s father has been experimenting with the Sacred 28 potion. As of now, its effects are somewhat temporary and therefore require the ring. But even with the ring, it cannot control the wearer’s will - just their actions." She stared back at the indent on her finger, familiar with the effects. "He thinks he’s found a solution to its impermanence. They wish to test it on someone of extraordinary willpower. If they can force your will into submission, they will be able to enslave all muggleborns."