Captain-Class Shinigami Shocked, Mobilize

Boom— A massive tremor from the sky transformed into terrifying sound waves that poured down over the Seireitei. The nobles in the Noble District, the Shinigami on guard duty, and everyone outdoors all raised their heads in unison to look at the sky above the Seireitei. "What is that?" "Something has appeared above the Soul Veil!" "A Hollow? Is it a Hollow? Is this a Hollow attack?" "No, but just looking at it fills my heart with trembling fear." "What in the world is that thing?!" "Sound the alarm!