from private accounts unless they have direct access to a "friend" profile. 💡 What the Creator Sees According to the Facebook Help Center
If you accidentally watched a story and regret it, you can "erase" your view by blocking the user. Immediately go to their profile and them. facebook story viewer anonymous
If you want, I can:
Using third-party "anonymous viewer" sites comes with significant risks: from private accounts unless they have direct access