Offer him recompense
This page contains details about Fallen London Actions.
Generosity will serve better than the knife. As a kindness, tell him of another townhouse you've had your eye on.
One good turn
You tell him of the broken gas-lamp […] the thick shadows […] The master of the house is wealthy - in part because he refuses to spend money on locks or guards. The Cracksman shakes you fiercely by the hand. "You're a decent sort. Bloody decent."
[Find the rest of the story at https://www.fallenlondon.com]