Nana Habutae

A veteran N-City Magical Girl and Weiss Winterprison's lover. In real life, she is a sweet girl who lives with Shizuku. She has dedicated her career to protecting the city and bringing a message of peace. She wears a nun-like dress as her Magical Girl outfit. Her ability allows her to enhance a person's physical capabilities.

[Spoiler] She commits suicide by hanging, following Winterprison's death, becoming the ninth magical girl to die. [/Spoiler]

(Source: Magical Girl Raising Project Wiki)