Listen! The man whom you found dead in the marshes was not your father!" I was not surprised.

Always I had doubted it.
"Who was he, then ?" I asked calmly.
"When your father went mad at Gibraltar," Ray said, "he needed help.
This man, Clery by name, supplied it.

When I knew them both he was your father's valet.

Since then he has been his confederate in many schemes.
Your father on many occasions manifested the remnants of a sense of honour.

This creature set himself deliberately and successfully to corrupt it.