Welcome agents, to tonight's operation. The year is 2019, and Delta Green has detected unusual activity in Haiti's northern coastal region. Three archaeological teams have gone missing in the past month while investigating pre-colonial artifacts. Their last communications mentioned "voices from the deep" and "walking shadows." The Department of Interior and Homeland Security have formed a joint task force under the guise of a cultural heritage preservation mission. Your flight lands in Cap-Haïtien in one hour.