Where is the bedside table key?

You have managed to get into the house! You are headed to investigate the room.

It is a large room. The bed is made, and everything is tidy. You realize that the drawers of the bedside table have a lock. They may contain information that can help you. Where is the key?

NOTE: This challenge is very important. Your team mates will probably need information which is inside the bedside table to progress in the game.