@factlogz on Instagram: "Follow for more.. Here’s a clean, tightened version of your description: The video captures a prank where a woman, after applying a black face mask in the bathroom, relaxes on her phone in a dimly lit room—only for a shadowy figure dressed in black to silently appear behind her, triggering a visceral scream of fear., an account known for humorous viral Jump scares like this activate the brain’s amygdala fear circuit, releasing adrenaline within milliseconds and triggerin