: Technically, these "volumes" are usually low-resolution, handheld-camera footage with little to no editing. The "4" indicates it is part of a long-running series of similar clips. Security Warning
While mainstream "write-ups" for this specific title are scarce due to its graphic and obscure nature, here is a summary of its context and why it is discussed in such niche communities: Context and Content The Series Dead Drunk Obscenity