: Once extracted, you can view the digital artwork or book. If it's a digital book or comic, it might be in a PDF format or a series of image files.
: The reference to a .rar file indicates that this collection is primarily shared as a compressed archive through digital repositories and download mirrors. 100 Angels by Ryu Kurokage.rar
In summary, "100 Angels by Ryu Kurokage.rar" is not a lost manga masterpiece or a legitimate piece of digital art. It is, in all probability, a dangerous digital artifact—a compressed file containing illicit images created by a photographer whose work has been rightfully banned. : Once extracted, you can view the digital artwork or book