The problem is that your C partition where Windows is installed is corrupted. RAW means that the partition is not formatted and the partition is unreadable.
The hard driver turning the partition to RAW also could indicate a hardware problem.
The first thing that you need to check is if there is any problem with your hard drive, you can use a tool called SeaTools bootable. You will need to use another computer to download it and create the USB bootable.
"SeaTools Bootable is a comprehensive, easy-to-use diagnostic tool that helps you quickly determine what is preventing you from accessing data on your desktop or notebook computer. It includes several tests that will examine the physical media on your Seagate, Maxtor or Samsung disk drive and any non-Seagate disk drive."
You can see more information and download it at this link.
https://www.seagate.com/manuals/software/seatoo...
https://www.seagate.com/content/dam/seagate/mig...
Note: This is a non-Microsoft website. The page appears to be providing accurate, safe information. Watch out for ads on the site that may advertise products frequently classified as a PUP (Potentially Unwanted Products). Thoroughly research any product advertised on the site before you decide to download and install it.
If the SeaTool identifies a problem with your hard drive, it means that your hard drive is physically damaged and you will need to replace it.
If the SeaTool doesn't identify any errors with your hard drive, you have two options:
Option 1:If you don't have any important files on your hard drive.
-You will need to re-format this partition and perform a clean installation of Windows. When you finish, the Windows installation you can use data recovery tools to try to recover your files.
Option 2: If you have important files that you cannot lose.
-Don't try any more procedures on your hard drive. You will need to take your hard drive to a data recovery company.