Nur der Tod träumt nicht

You and three friends slip into the roles of the four characters for one evening, solve the tricky puzzles together, find the culprit among yourselves, solve the murder and spend an exciting and fun evening with "Nur der Tod träumt nicht" ("Only Death Doesn't Dream"). Background Drenched in sweat, you wake up, having been rudely awakened. You are a participant of an experiment about dreams with Prof. Dromen. Last night you went to bed under his care in the sleep laboratory together with other test persons. That same night, Prof. Dromen was murdered in the diagnostic room. Did someone have a score to settle with him? Does the murder have something to do with the experiment? Or is it all just a bad dream? Uncover the secrets of the other players and find the murderer. —description from the publisher