Could you write an ending to "The Cask of Amontillado" from Fortunato's perspective? Could you write an ending to "The Cask of Amontillado" from...

Fortunado
did not realize he was being tricked.  You might have him start to be suspicious when Montresor
produces the trowel.  He is quite drunk by then though.  He definitely wakes up and sobers up by
the time Montresor is bricking him in, so you could have him thinking that he hopes it's a cruel
joke until he actually dies.