With the spectacle of angels and dragons of the Oratorio Tangram over and the human world now in his hands, Sol decides to take a moment to enjoy some time off on an island resort that was gifted to him to curry favor. It's an opportunity to lay off the theatrics for a while and simply enjoy being a group of teenagers hitting the beach.At least, that is until Sol s group receives word that the Floating Continent is making a reappearance, bringing with it Alshunna, the Vacant Demon Lord, who was bound to it.A showdown between two mythical monsters from a thousand years ago finally goes down in volume four of this relentless epic of the greatest supporter and his party. It s sure to reshape their very world!