- Get the binoculars on the right. Equip it and tap on the rock. Get the glass lens.
- Equip your glass lens and tap on the hay on the left. Get the key.
- Use the key to open the metal square on the upper left. A keypad.
- Equip your binoculars again and tap on the small circle on the ceiling to get the number code: 17539.
- Tap the keypad and key in 17539.
Elevator opens. Welcome to level 48.