At last, the seal transformed into a long stake and pierced the bird-shaped monster where its heart should have been, becoming a part of its body.
"Rebel Demon King Bird!"
"—Kehahahahaha!"
An eerie laugh echoed through the dim forest. For a moment, even the stars in the night sky dimmed, silently stained with a tinge of crimson.
In the darkness, wing after wing slowly unfurled, revealing the horrifying monster Kirishima Ai had seen before.
Everything happened too quickly for Kirishima Ai to react.
Her mind had gone blank.
Why...
Why had Hina become a monster?
That monster from before... had been Hina?
And this monster was...
Soon, the monster opened its blood-red hawk eyes and spoke in a layered, bizarrely shrill voice—
"You remember this form, it seems, weak Magical Girl."
It slowly raised a hand. It was a strange birdlike hand with long hooked claws, yet twisted wings grew from it one after another.
Seeing Kirishima Ai standing there in a daze, utterly at a loss, the monster let out a cold laugh.
"Heh, it seems you still haven't realized what's going on."
"Then, before you die, I may as well tell you."
What stood before her was an unimaginable existence, surpassing every monster she had faced thus far...
"—Your sister's body has become the vessel for my resurrection. Next, I will kill every Magical Girl in this city and once again reign over R'lyeh in the form of a Demon King."
—It was the mortal enemy of Magical Girls, the Black Devil King.
Change for Me!
The silent night was stained crimson. Even the tranquil silver moon carried a trace of something eerie, while the occasional birdcalls drifting through the dark forest sounded especially strange.
And now, standing before Kirishima Ai was the bird monster she had once