It is not possible to produce a serious medical or academic report based on the phrase , as this appears to be a nonsensical, poetic, or surrealist string of words rather than a recognized clinical condition or verifiable scenario.
This is not a headline about a specific creature. It is a diagnosis of a specific kind of romantic hell.
They are lethargic because a part of them is still buried in the grave. They lack credits because they spent their last human coins on dying. Now they float, forever horny and forever unable to cash the check.
Book Review: 'Angel Down,' by Daniel Kraus - The New York Times
: Long-term boredom, unresolved anger, or a feeling of being undervalued can manifest as passivity in the bedroom. The "Angel" Complex
: Barbaros, Zagan's only "friend" and rival, often finds himself in comedic or tense situations with Chastille, a Holy Knight. Their relationship serves as a secondary romantic subplot that contrasts Zagan's more domestic life.