Source: Shark Tank India
Ashneer Grover is sitting in the Shark Tank India set. He is initially smiling, then takes his folder, and deliberately covers his face with it, seemingly to hide his reaction or to avoid seeing something unpleasant.
This is used to show extreme embarrassment, awkwardness, or disbelief. It’s perfect for situations where you want to say 'I can't even look at this' or 'I want to hide from this embarrassment'.