Behind the curtain, two paws and a tail betray stealth, a spy whose project is foiled via fluttering fabrics.

https://front-wiki.win/index.php/Exploring_The_Fascinating_Relationship_Between_Humans_And_Cats_Through_History!

Behind the curtain, two paws and a tail betray stealth, a secret agent whose project is foiled by fluttering cloth.