In 2013, Pavel Dmitrichenko, disgruntled principal dancer of the Bolshoi, exacted a now infamous revenge on the company’s artistic director, Sergey Filin, for overlooking his girlfriend in casting the starring role in that most Russian of ballet classics, Swan Lake. The circumstances surrounding the acid attack, which seemed to combine ballet’s glamour with a murky underworld of intrigue, conspiracy, villains and victims, quickly became a contemporary metaphor for the Bolshoi itself.