Chatty (2021)

Lexi, an overworked, shy young woman, has always had a hard time fitting in at work. So, when her coworkers accidentally let slip their plans for a party that evening, Lexi knows their forced invitation is not as welcome as they pretend. To avoid embarrassment, Lexi stays late at their vacant office. But the boundaries of her safe, normal reality implode when demonic whispers, playing on her deepest insecurities, trap her in a living nightmare.

Unfortunately the movie Chatty is not yet available on HBO Max.