Sidney's victory over the undead instills within him the confidence to think that the island is his for the taking, but it becomes clear that others are staking a claim on the same lands. His newest foes use the dirtiest of tactics to employ the unwilling to do his bidding. A whole new weapon must be developed and deployed to ensure that Sidney can lay claim to his new home and create a safe haven for his new people and lay the groundwork for his new empire.