The title and metadata suggest a forgotten or underground experimental short from 2012, possibly connected to online alias "mtrjm." If the film surfaces, it would be significant for scholars studying ephemerality and haptic cinema in early 2010s digital culture. Further research requires access to deleted web archives or first-hand recollection from microcinema circuits (Spectacle, Microscope Gallery, etc.).
While there is no widely known 2012 film titled "The Great Ephemeral Skin," your query likely refers to the 2012 Japanese psychological horror film Helter Skelter fylm the great ephemeral skin 2012 mtrjm hot