Look.rar <TRUSTED ✧>

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

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

Before opening, upload the file to VirusTotal to have it scanned by dozens of antivirus engines. If the file is part of a puzzle

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

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

Applications like The Unarchiver or Keka allow you to preview or drag out specific items. 2. Check for Hidden or "Steganographic" Data

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