Greek underworld are the unburied which can't be taken across from bank to bank until they receive a proper burial. Across the river, guarding the gates of the underworld is Cerberus. There is also an area where the Judges of the underworld decide where to send the souls of the person — to Elysium, the Fields of Asphodel, or Tartarus. While Tartarus is not considered to be directly a part of the underworld, it is described as being as far beneath the underworld as the earth is beneath the sky. It is so dark that the "night is poured around it in
The Dog Beneath the Skin in the edition of Auden's "Plays". Auden sent a copy of "The Chase" to Isherwood, who suggested revisions that eventually transformed the play into "The Dog Beneath the Skin". In "The Fronny" the central character (who is referred to as "Fronny" in the surviving fragments) was apparently based loosely on the archaeologist Francis Turville-Petre, but the character of Sir Francis in "The Chase" and "The Dog Beneath the Skin" has no resemblance to Turville-Petre. The Dog Beneath the Skin The Dog Beneath the Skin, or Where is Francis? A Play in Three Acts, by W. H. Auden and Christopher Isherwood,