What makes you think its hell? Seems more like a more of a grey area afterlife.
They can move around freely except they are hung up.
Main pirate gets free, so there's nothing specifically preventing the others.
And if you were shot, stabbed or drowned, you'd get a better start to go wherever you want.
The girl herself is being partially controlled by the octopus.
Maybe its a fitting punishment for how she lived her life.
And that ass? In hell?
Only if she's got Anal Dentata