The sea around Cage Island was eventually dyed as black as ink, and numerous gigantic waves surged, resembling a moving black mountain range. The surface area was so massive that it seemed to be connected to the sky. The waves rolled and crashed against the sea, emitting a deafening rumble.
However, that was only the beginning, and the scouts soon saw the lightning that was flickering and bouncing around the clouds in the sky suddenly converge like it had received some command. In the blink of an eye, the sky above Cage Island turned into a sanguine pool of lightning. Before the people of the Gilded Kingdom could react, a sanguine thunderbolt that emitted a bloody odor had already come blasting down from the sky.
