Murder mysteries can be about death and the profound mystery of life itself.
From The School of Life
What does it mean to say a mystery novel is literary?
Sometimes it feels as if the murder victim has been inserted into a book as a prop, to make the story happen for other people.
"The most beautiful thing we can experience is the mysterious."
The Elsinore Vanish is a variation of the classical locked-room mystery.
Roland Barthes proposes an erotics of reading. And crime fiction does not come off well.