Description
The players have to play different roles in this game. Each player is reading another player's mind and cheating each other. If the rich man hides a treasure tile, he can win. On the other hand, if the thief finds it, he can win. If you acquire 8 gem tokens first, you win.

--Objective--
The Rich Man: Make The Thief face up the predetermined number of cards before The Thief finds the treasure tile.
The Thief: Find the treasure tile before facing up the predetermined number of cards.

--Set up--
The Rich Man put the 8 door tiles. He hides 1 treasure tile in them. (He only knows the place of the treasure tile.)

--Course of play--
1. The Rich Man places a card face up on the door tile.
2. The Thief faces up a door tile.
If the attribute of the door tile is equal to the attribute of the card, the card gives an effect for players.
The cards have several effects. Some cards are advantage of The Rich Man and the other cards are advantage of The Thief.

—description from the designer