About the book: 2001 / Strange things are happening in Timofey’s house... A company from Bolshaya Spasskaya comes to the conclusion that a ghost has settled there. Young detectives decide to arrange a seance. Why did friends suddenly see the winter garden? What did Timofey’s great-great-grandfather want to warn them about? What kind of danger hangs over the ancient mansion? To answer these questions, the guys have to conduct an unusual investigation…