“It is perfectly apparent to my trained observation that there is more in this case than appears on the surface. I have struck a scent, which I am working up. I pledge you both to secrecy; betray me at your peril. Between Hayden and Stone there is a deadly and terrible feud. Sometime in the dark and hidden past a great wrong was committed. I feel it my duty to solve the problem and right the wrong. I shall know neither rest nor sleep until my task is accomplished and justice is done.”