The Narcissist Smirk, Smile, and Grin of Satisfaction

The perpetrators and even friends or loved ones who are involved in your gang stalking may often have this expression on their faces. Sometimes they just quickly flash a smirk or smile (duping delight) when you're telling them how you feel or they think they're fooling you with their gaslighting skits.

http://180rule.com/definiciones/duping-delight/