It attacks our identity. Our core: WHO we are (not what we do). It tells us something is wrong with us and it is our fault.
It lies and says we are defective. That if others knew the truth about us, they would not want to be our friend.
Shame isolates us and makes us feel unworthy. It tells us that we are inadequate. Not good enough. And to hide our shameful parts if we want to be loved.
Go deeper, see How the Lies of Shame Cause Us to Think We Are the Defective Ones, post 3; The Symptoms of Shame and the 4 Ways It Makes You Feel, post 5; and Shame: Recognize It, Heal From It, and Walk In Freedom, post 10.