Remove the key-card access lamp at the lower layer numbers daeng then press 16 floor, turn right. 444/69 rooms and remove key card at the circle. Wait for red lights to rotate. Remove key card out. Open the door.
Remove the card, tap the red light below the floor. Turn right and then hit the floor 16 room key card, tap on the circle took 444/69 wait the red light to rotate. Remove the key card to open the door
Get the key card touch at a red light on below the numbers I, then press the I 16 right room 444 / 69 took the keycard tap circle, wait a minute, a red light will turn. Get the key out. Open the door!