"Form Change. Reference: Little Gray."
The lips that rolled back into the body let those words slip out.
The front end of Kihara Byouri's fingers expanded out like an airship. They became as large as oranges. If there was a need for another comparison, it would be roughly as big as a toddler's scalp.
It was a function to build the brain.
______________________________________________________________

[…] and on the left hand, the five-brained monster slowly smirked.

Toaru Majutsu no Index New Testament vol.4 main.31