This case can rightfully be called the most mysterious! After all, Daria Bestuzheva, a young but already experienced lover of solving crimes, has never come across so many mysteries. It all started harmlessly: due to the reconstruction of the theater, the troupe was forced to look for another rehearsal site and found it in a beautiful mansion with a large hall - an ideal place, if a few days later it had not turned into a room of fears! Even Dasha was scared when during the rehearsal there was a terrible howl and the lights went out due to a sudden gust of wind! However, the young lady is sure: someone is playing them, and, having learned the motive, it is easy to figure out the scammer, when suddenly... something truly terrible happens - the owner of the mansion is found murdered!