Goblins, Goblins, Goblins.

After the Murder investigation turns up evidence that the local Goblin slaying hero Gerald Hirant is the murderer. The Party rest up. A Job well done they thought.
  During the night there is a surprise goblin raid on the village! Gerald's ramblings of a Goblin Apocalypse appear to be true!
  Gerald is slain, but the party manage to fend of the goblins and track them down to their Lair. Where they successfully bargain and talk the goblins down. However a sinister presence is met outside.
  A Goblin who is seemingly stronger and more intelligent. Not to mention vicious. Loco.