Look.rar -

how to find file info in not-first rar file? · Issue #56 · markokr/rarfile

Some puzzles hide archives within other files. Using the Open Inside feature in 7-Zip can sometimes reveal nested data that standard extraction misses.

If you want to see what is inside without fully unpacking it (which is safer if you're suspicious of the file):

Right-click the file and select "Open with WinRAR". This lets you browse the internal folders and files like a standard directory.

If the file is part of a puzzle or mystery (like an ARG), "looking into" it might mean more than just opening it:

Tools like HxD allow you to look at the raw binary code of the file. You can search for "plaintext strings" (hidden messages) that might be tucked away in the file header or footer. 3. Safety Precautions

If came from an unknown source, use these methods to inspect it safely: