The Sadness -

: A story or essay about the "Alvin" virus stripping away empathy while leaving memory intact.

: An album by Starer that uses ancient poetry to deal with themes of grief and longing. Artistic Expression of the Emotion For a piece expressing general sadness or grief: The Sadness

Depending on your intent, "The Sadness" can refer to a visceral horror film, a specific musical track, or the universal human emotion. Horror Film Concept : A story or essay about the "Alvin"

: A track by Bring Me The Horizon often featured in tutorials and remixes. Horror Film Concept : A track by Bring

: Since the film is heavily inspired by the comic series Crossed , a piece could imagine the final moments of civility before the urban chaos erupts.

There are existing musical "pieces" titled or themed around this:

: A remix piece by the artist Onefin, originally from Pokémon Super Mystery Dungeon , which uses solemn keys like G minor and F minor to evoke deep melancholy.