Carey Mulligan is a woman in search of retribution no matter the cost in the first trailer for Promising Young Woman, the feature-length directorial debut of Killing Eve showrunner Emerald Fennell, who also wrote the script. The trailer has some Killing Eve vibes in its approach to storytelling with a mix of violence and humor fueling the action. The trailer also makes it clear that, at its heart, Promising Young Woman is a hauntingly familiar story and it couldn't be any timelier. [caption id="attachment_858667" align="alignright" width="349"] Image via Focus Features[/caption] The Promising Young Woman …