Listen to Carla's whole story.
This is an achievement that you can get while trying to get the metal detector from Carla.
This is the low-spoiler guide for "Here, let me hold that metal detector for you while you cry..." puzzle in Grim Fandango. Unlike in normal walkthrough, you get gradual hints on how to solve the puzzle. Click the big button below to see your first hint. If the hint contains a spoiler, you will be warned about it before clicking.