I thought my days of late-night hospital emergencies were behind me. Then a former colleague called about my daughter. Nothing could have prepared me for what came next.

Part 3:

The scream came from Trauma Two.

I was already running before the emergency lights flickered on, bathing the corridor in pulsing red. Nurses shouted. Someone collided with me. Alan was right behind me.

When I tore through the curtain, Emily’s bed was empty.

For one frozen second, I thought they had taken her.