After being kidnapped, Kate Walker wakes to find herself trapped in a small chamber. She realizes she's not the only prisoner, as nineteen others share the same fate.After being kidnapped, Kate Walker wakes to find herself trapped in a small chamber. She realizes she's not the only prisoner, as nineteen others share the same fate.After being kidnapped, Kate Walker wakes to find herself trapped in a small chamber. She realizes she's not the only prisoner, as nineteen others share the same fate.