What are Twitter Fleets?
The Twitter fleets is a news story like feature in Twitter where you can share an update in the form of a story. This feature works for everyone and anyone can share Fleets on their Twitter account. The followers can see the Twitter Fleet stories and can only reply to them in the DMs.
This Twitter Fleet story disappears after 24 hours just like the Snapchat or Instagram Stories. Fleet is a really different way of sharing thoughts with knowing that it will be deleted in 24 hours, it will not be stuck forever to your tweet timeline. Read: Trick To Enable Fleets On Twitter and Tips to Use It
Steps to Watch Twitter Fleets without the other person knowing
Wrapping up
This is how you can watch the Twitter Fleet of any person without him knowing that you watched the fleet. You can watch all the fleets without knowing anyone of them that you watched the story. This feature may be patched in the future by Twitter so make sure that you take advantage of this feature as much as it stays here.