"On a ship of horrors. The only survivor among those they took." The Doctor stepped around Jack to crouch down near Gray, off to one side. Making himself as non-threatening and non-confrontational as possible. "His brother's body wasn't among the dead, but he could have died in the attack when Gray was taken."
"He had to have been." Gray clenched his hands into fists, taking deep, gulping breathes. "Don't tell me your my brother. You can't be. Not unless I'm dead in your universe. My brother wouldn't let anything hurt me if he was still alive. He promised."