The look on the Doctor's face made Jack's heart sink. This was all his fault. Jack should have protected her. The Doctor had trusted him to look after her and take her to safety and look what happened? The Doctor should blame him.

Carefully, he detached his hand from hers, and pushed himself to standing, one hand against the floor. He was wobbly on his feet, the gas still in his system a little. It would take a while to disperse.

He moved himself towards the door and put one hand flat to it.

I can't, he tried to tell him. The room is secured.