Neptune Roars: Hartman Deliverance Crusade

This is a book about the Hartman Deliverance Crusade on a mission to Jamaica. David and Dawn Hartman are twins and they are the leaders of the crusades. They have a team of crusaders who work with them. They received a call from Jules Jacobson who needed their help to cleanse his land of voodoo worship, a haunted light house, and evil from the Neptune volcano shrine where Jules sister is the high priestess.