"-------!!!"
Accompanied by the girl's roar, the blood in her body seemed to evaporate and boil, bursting forth as a cloud of blood mist. Countless bats descended from the sky with sharp, ear-piercing cries, circling around the girl.
"Heed my call and appear, Gate of Fallen Prison!!"
The ground began to tremble and rise like waves before shattering apart. A massive stone gate that looked as if it were made from a grotesque human face emerged beneath the girl's feet, rising from the ground like an elevator to face the twins before it.
Then...
"-------!!"
A scream comparable to the most anguished and agonizing cry in the world spread in all directions like countless sharp arrows. Caught off guard, the Amane sisters were struck head-on, sent flying backward, and slammed into the wall behind them before collapsing to the ground.
"Ugh... W-what is this...?"
Amane Tsukisaki reached out to cover her ears. She had never heard a sound like this before. It was as if the sound waves had transformed into invisible spikes that extended from her ears all the way into her brain. Even her mind felt as though it were being pricked by needles. Dizzy and light-headed, she couldn't muster any strength throughout her body.
However, compared to Amane Tsukisaki, the situation of her older sister, Amane Tsukiyo, was even worse. Before she could even fall to the ground, a dense red mist suddenly appeared beside her without making a sound and enveloped her. Amane Tsukiyo's body was pulled upright as if she were a puppet, forcing her to stand on the ground.
Then, the red mist gradually solidified into a girl dressed in black. The latter reached out from behind and wrapped her arms around Amane Tsukiyo's slender waist, pulling her into her embrace.
"What are you