On the balcony shoot a vine arrow into the ceiling and climb to the rafters above figure 2 for the gemstone in the jewelry box figure 3.
Thief 2 masks third floor door can t open.
Switch in south east hall on third floor reveal passage to foyer.
The 2nd room has 3 masks worth 50 in goods and the third room has 2 masks worth 50 in goods as well as another precursor mask.
Look near the bottom figure 1.
First floor south cross the hall and pick the lock on the security room door.
Kill the cameras and cross the hall to the ballroom.
Go south to the hallway door.
1 third floor security room passage in the security control room in the northeast corner of the building look for a switch on the north side of the camera control panel.
This opens a passage back to the hallway.
Secret 3 switch on control panel in the northeast opens door to the nearby hallway and vice versa.
Sneak down the hall past the guard turn the corner and go right into the foyer.
After grabbing everything head back to the lobby.
Secret 2 switches on wall right of fireplace in third floor studies reveals connecting passageway.
When you turn the clock hands to 12 00 the secret door to the third floor opens figure 6.
This door leads to a control room where you can shut down all 3rd floor cameras but there s also a little half hidden switch below the northernmost camera controls that opens a secret passge back.