Tower of Insolence Stone of Memory Exchange Ticket (Time-limited)

Double-click to select and exchange for 1 Tower of Insolence Stone of Memory Floor 1-12.\n\n<Exchange Tickets Consumed>\nTower of Insolence Stone of Memory: 1st Floor-7th Floor: 1\nTower of Insolence Stone of Memory: 8th Floor-12th Floor: 2