In the "Office Unsolved Case" level of "King of Brains", players need to find various clues about the unsolved case in several scenes and analyze them. After finally finding the key evidence paper ball, they can identify the murderer.
1. Check the surveillance and click on the knife in the man's hand.
2. Click to view the Man in Black bracelet .
3. Click to view the wounds on the arm of the man in black.
4. Move the monitor left or right and click to view the time in the upper right corner.
5. Then click on the man in black and he will reveal blue glasses.
6. Then go to the next scene and click to view the CEO tag .
7. Click to view the arm wound .
8. Click to view the red bracelet .
9. Click to view the utility knife .
10. Click to view the mobile phone on the table, and then choose not to identify it .
11. Click to see the rope around the neck.
12. Click to open the pocket and there is a glasses case .
13. Click on the ring to see the man’s wrist wound .
14. Click to view the photo of brown nails .
15. Check the folder and you will find a paper ball . After looking at the paper ball, you can identify the murderer.