Secret Pocket

The Secret Pocket is a room in the Gloomy Manor in Luigi's Mansion 2, this room is accessed by sucking up the torn wall paper with the Poltergust 5000.

Appearance
The room is very narrow and small, making it one of the smallest rooms in the Luigi's Mansion series. It's sits between the Lab and the Studio, with a small hole that Luigi can look into and see Hiders trying to create a Portrait of themselves. In Mission A-2 "Gear Up", Luigi needs to find a Key for the Master Hall to the Foyer that is in the secret pocket.

Trivia

 * The Secret Pocket is one of the smallest rooms in the Luigi's Mansion series.
 * There is also three Coins in the Secret Pocket.