Aquaman and Aqualad, responding to a summons from an old friend, arrive at the schooner home of Captain Crane. The old, retired sea captain has discovered an ancient map to the secret undersea kingdom of King Neptune. Aquaman is skeptical regarding the map's authenticity, but, nonetheless agrees to lead the expedition. The coordinates on the map lead them to an undersea mountain. Aquaman summons lantern fish to provide light, while paddle fish begin excavating the mountainside. Within moments, an ancient door is uncovered. Fastening an anchor chain to the door, Aquaman instructs a trio of giant squid to pull the chain, eventually, dislodging the door from the mountainside. Within the mountain lies a fantastic city of gold. Offering Captain Crane the honor of first discovery, Aquaman ushers