"Location... complete, circuit... normal, magic power... sufficient."
The faint voice resembling a murmur arose at the peak, where a petite Black Cat Fairy was squatting on a towering stone tower, constantly touching the engravings on the tower with its paws, apparently checking something.
It wagged its tail, its pupils in the vertical eyes flickering with a sharp intelligence. Dark magic particles dispersed around its body, making its already inconspicuous form even more concealed.
"...almost finished."
Eventually, it came to this conclusion.
The ritual to destroy the city's protective net was ready, and for it, the next steps were much easier than the preparation; all it had to do was to channel external magic power and shatter the protective net above.
Being a Fairy that didn't need to adhere to human morals, it felt no psychological burden about the "shattering of the protective net" possibly causing a disaster.
