You Must Escape 2 Level 6 Guide:
Put the batteries into the alarm clock: 0358
Insert the CD into the stereo, then enter the code 0358.
Take the key.
Unlock the drawer under the TV and take the eraser. Use the eraser repeatedly on the paper on the table to get the code 69715.
Use the code to open the safe behind the painting to get to the keycard.
Proceed to the next You Must Escape 2 level!
Hit like if the You Must Escape 2 Level 6 walkthrough helped you! Thanks :)