Someone ends up in the bottom of a dry well; in there they can hear a voice making them a offer. “I let you out, you give me your ▊▋█▌▍▊▋█▌▍”
Maybe after enough time paying w̶h̶a̶t̶e̶v̶e̶r̶ wouldn’t sound too bad.
And maybe coming back can tell you something.
