 And, finally, it brings in various elements from Shakespeare's play, including the name "Corambis" for Polonius from the "bad quarto" of 1603.This story, in its three forms, is primarily concerned with Hamlet (or "Amleth" in Saxo) avenging his father's murder, but the story starts earlier.The novel is concerned with that earlier life of Gertrude, Claudius, and old Hamlet, and it ends at the close of Act I, scene ii of "Hamlet".