From the introduction:
Your adventurers find themselves drawn into a small hamlet in a secluded valley. Very quickly, it becomes obvious that this seemingly quiet town has a dark past, and the party has become caught up in it. They’ll have to unravel the mystery of what happened in Brenton, and once they do, defeat the ancient evil that has cursed it. If they don’t, they may be doomed to remain forever, a part of the story known as A Haunting in Brenton.
For 7th level characters.