1. Take the CD case on row 5 column 2 of the shelf.
2. Open up your inventory and dismantle the CD case.
3. Use the CD on the computer. Look at the computer to see where on the shelf to figure out the password. C4+A3+B1-E3 Also notice that password is in the box F2.
4. Look at C4 (row 4 column 3 on the shelf) = 1221
5. Look at A3 (row 3 column 1 on the shelf) = 1983
6. Look at B1 (row 1 column 2 on the shelf) = 2485
7. Look at E3 (row 3 column 5 on the shelf) = 2012
8. 1221+1983+2485-2012=3677 Press on shelf F2 (row 2 column 6) and enter the password you figured out: 3677 Take the key inside the safe. Use the key to unlock the door. Press the door to open it.