 In 1980 , Ray made a sequel to Goopy Gyne Bagha Byne , a somewhat political Hirak Rajar Deshe ( Kingdom of Diamonds ) . The kingdom of the evil Diamond King , or Hirok Raj , is an allusion to India during Indira Gandhi 's emergency period . Along with his acclaimed short film Pikoo ( Pikoo 's Diary ) and hour @-@ long Hindi film , Sadgati , this was the culmination of his work in this period . 
