Say secret document to Prévost Grant Anfust, located just before the North exit of Stonecrest, who will ask for 5 secret documents from the thieves. First, open the chest in the Mayor's residence.

With the key from this chest, open the chests in this order:

1. Shiny metal chest of the weapon merchant
2. Dark iron chest of the armor merchant
3. Bone chest of Mithanna Snowraven

The bone chest will give you the key to the safe in the thieves' basement under Stonecrest, where you will find 1 secret document. Bring back 5 secret documents to Prévost Grant Anfust, and tell him secret documents.
Rewards:

• 2,500 XP per level
• 3,500 Gold coins per level
• Certificate of recognition

You can complete this quest as many times as you like.