Download BEHIND THE LINE English subbed here:
The raw scans can also be found in this Google Drive folder:
https://drive.google.com/drive/folders/1c4Ehvuvdjxnh3lZUAKkleYJmyytnC8Wp?usp=drive_link
If Imgr is not working then you can find @awesomespinzaku1's translations of chapters 4-23 are here as well: https://drive.google.com/drive/folders/1HykhxLqhlSWpseflgtTdPhKk2McVrTLr
Read and download the light novel here. This book is still in print, so please support the series and the translator by purchasing your own copy.
And I apologize that the scans are not perfect. I scanned in my own copy, and it has been well worn and well loved.