Legendary actor Andrei Myagkov unexpectedly and brightly appears in the role of a writer. His book is a family saga, written as an action-packed, exciting detective story and generously seasoned with subtle psychologism. The story of twin brothers, whose similarity plays a cruel joke on them throughout their lives, unfolds against the backdrop of the events of the second half of the 20th century in Russia, France, America... And throughout the entire story, the fates of the heroes depend on the mysterious Stradivarius violin, whose movements are followed by a trail of mysterious murders.