“Was Mark in the room too?”

“Yes,” said Cayley absently. Then, as if resenting suddenly these questions from a stranger, “Who are you?”

But Antony had gone to the locked door, and was turning the handle. “I suppose he put the key in his pocket,” he said, as he came back to the body again.

“Who?”

Antony shrugged his shoulders.

“Whoever did this,” he said, pointing to the man on the floor. “Is he dead?”

“Help me,” said Cayley simply.