Based on available information, there is no widely known official "deep paper" document or technical research paper associated with the game . This title is a skeleton-themed cooking simulation developed by Acute Owl Studio.
Could you clarify or what specific information you are hoping to find within the "deep paper"? Cozy Games Perfect for the Spooky Season - LadiesGamers Bones.Cafe.rar
An unofficial leak or collection of early design papers (sometimes called "white papers" or "deep design papers") from the developer. Based on available information, there is no widely