Question

"A mystery I propose to explain: What is the mystery the speaker proposes to explain?

Answer 1

I hope this answer is help u

Answer 2

★$\large\bf\red{Explanation✓}$

The mystery that the speaker, Gerrard, proposes to explain is why he himself is a mystery man. He explains to the intruder that he himself is a criminal who is on the run. That is the reason why he does not meet tradespeople. He says that he murdered someone and gotten away with it. But now he was in a trouble and that’s why his bag was all packed to escape again.