.. Finding all the clues

You have to find or click these items

• A business card ( Open Edgar's jacket and check the pocket. )
• A bag of Nip ( Open Edgar's left hand. )
• Seeds ( Next to Edgar's body. )
• The giant footprint ( Next to the stain. Left and up from Edgar's body. )

Tinkle's "grandmother" mentioned about a wall where wind blows.

A wall, where there comes air out?

There is an air vent next to the elevator. Use the air vent.

Take the paper from the vent. You can now exit the club.