There are still a few months until Diablo 4's upcoming Vessel of Hatred DLC launches, but thanks to a first look from the expansion's trailer, the RPG is gearing up for a harrowing storyline. The gruesome sneak peek showed Neyrelle taking the Soulstone that holds Mephisto's spirit to the intriguing new land of Nahantu, and it looks like the story of Diablo 4 is taking a dark direction with her character.