Released as Corwood Industries #0763, it is essentially a "concept album" about death, loss, and a man who opens a mysterious white "Pandora's box", which some have speculated is a coffin.

[1][2] The instrumental pieces are sparse and experiment with echo, with "restless" passages that music critic Andre Salles has described as "consistently inventive atonal plonking that never sits still".

[2] Writing for AllMusic, Skip Jansen calls the album a collection of "fractured songs...drenched in the atonal ambience that makes his contribution such a standout.

[1] Seth Tisue, a Jandek discographer, has characterized White Box Requiem as "almost catatonically mopey and meandering...

[3] In a review of White Box Requiem for In Music We Trust, Gary Gold writes, "[Jandek's] songs remain as starkly beautiful as a David Lynch opening shot, and the accompaniment (imagine handing your most ornery nine-year-old nephew a $29 guitar before locking him for three days in a windowless basement) remains as brutally poignant as ever.