A few days ago, a strange clown doll appeared in the Vienna Prater – whoever touches it receives a clear message: I just want to play.
The contents of the envelope in its hand are as simple as they are self-explanatory: It promises a challenge across the Prater – with a clear goal: 100 points. Who is behind it? Unknown. Can you change that and finally shed light on the mystery? Integrated attractions and a drink included!

An old, seemingly broken radio takes you to the most romantic places in the city. Between static and crackling, seven handwritten love letters appear, sounding far too perfect to be innocent. And then there is a yellowed newspaper article from 1968 that suddenly casts everything in a very different light. Can you follow the mysterious trail and, with the help of the radio, uncover a well-kept secret?

The greatest art theft in the history of Vienna – not with force, but with patience and frightening precision. The masterpieces were sold on the black market, and the fortune ended up as cryptocurrency on an unassuming USB stick. The password? A unique puzzle, filled with mysterious messages and riddles that lead to the most well-known places in the city – and will put you right in the middle of the bustle facing great challenges.