The missing professor

Where is Professor Braun? The renowned scientist lives in seclusion and is researching a revolutionary invention that is apparently on the verge of a breakthrough. But a few days ago, the professor disappeared without a trace!

Did Braun go into hiding voluntarily, was he kidnapped or even murdered? And does his disappearance have anything to do with his work? It's up to you to find out. Take over the investigation into this mysterious missing persons case! Because due to the mysterious circumstances, the possibility of foul play cannot be ruled out.