Agnese Sanctis

A former RCC nun. She's a bit younger than Index and was sent to terminate Ursula and the Amakusas, but was defeated. In volume 11, she returned as RCC captive/sacrifice for a powerful spell but was saved by Touma and company. She's now under Necessarius, and is now living together with Kaori, Ursual, Sherry, etc. in a dormitory owned by Necessarius.

She wears high-heeled shoes.