Step 1: Use the library in the VIP depot +1.

Step 2: Follow the road.

Step 3: Continue forward.

Step 4: Find Old Carrier and write: hi / mission / yes.

Step 5: Follow the road to the room with the boss.

Step 6: Final Battle.

Step 7: If you kill the boss within 5 minutes, you are taken to the Cobra rewards room.

Step 8: Otherwise, you will only get the second prizes.