Dastardly Detective: The Eavesdropping Wallet - Side Case Walkthrough
Where to get this case:
The case starts with that weird "Noise" in the Buzz App in the south east of Ijincho.
Take out the Detector. It will lead you to a parking lot. There's a wallet lying next to the ticket machine.
FIND THE WALLET'S RIGHTFUL OWNER
Call Detective Dog through your Phone App.
CASE CLOSED