Can the power of Thalassa, the Trilance Saber, be enough to unite Aquaman and his people?! It'd better be, because if King Arthur is to have a prayer of seeing Atlantis again, he's going to need to hurry! The mystery of the pearl deepens, the power of the Dark Tide grows, and a major step on the path to the next big DCU event is taken in this epic chapter of the Dark Tide Saga!