How to get into the front desk of the 3 12 floor of Luigi Pavilion?

Go to the front desk, use ZL+ZR to open the front desk board, get the key, and you can come upstairs to open the door.

The main flow strategy of Luigi Haunted House 3 is also called Luigi Haunted House 3 and nicknamed Luigi Haunted House 3. The game story tells that Mario and Luigi received an invitation from Leicester Resort Hotel, and a group of people came to this hotel to play. In the evening, Mario and others disappeared, leaving Luigi alone, so Luigi began his adventure alone. Players play Luigi to save them, and players can operate ghosts.