“You do not know who that girl was, but I believe you do know who fired the shot which deprived her of life.
“Now, I am going to tell you who the victim was, and then I’ll ask you to tell me who was the assassin.
“You did not recognize the girl, I suppose?”
A negative shake of the head was the only response.
“But you begin to suspect.”
“Ah, my God!” came the response, in a whispering gasp.
“The girl whom you saw murdered was our cousin, Estelle Langdon. Now, who was it that fired the shot?”
The answer came almost as Nick expected.
For the second time Mrs. Lock lost consciousness. She had fainted again.