A scream dies in Olive's throat as he comes back at them, certain something horrible is about to happen. She's seen what Rebekah did with the man and the wall, but hasn't had time to think about it. Now it comes back to her very quickly, paired with what's just happened, the way the man responds to Rebekah's command.

She's unsteady on her feet, but she sucks in a deep breath, shaking her head. "How are you doing that?"