Be Heartless. Take the candles
This page contains details about Fallen London Actions.
From: Jack strikes again
The courier will recover, but the candles will be long gone. He'll be out of a job, no doubt. But that's hardly your concern.
Sweet as a nut
You sweep the candles beneath your coat and walk briskly on. What a fortunate happenstance! They will do well for use or resale once you clean the blood from them.