Tokyo Ghoul Fan Fiction

Natsumi Akira, a young ghoul who loves hunting and battling with the CCG. She is someone who believes that the world is wrong in many ways, and questions why. Natsumi and Ayato were living in the same roof for years, knowing that she was adopted at a very young age. But has yet to know the relation between Ayato and Touka. She's known as two names, Natsumi Akira, which is what her friends and family call her, but in the world where ghouls would know her as Kurose Gin, the white haired ghoul with battling skills that go with speed and stamina, making her an A class ghoul.
On a particular day in school as Natsumi was chatting along with one of her best friends Hana, a stench of A class ghoul came running through her nose.
"Please introduce yourself."
"My name is Kaneki Ken. Please to meet you."
And her world changed since then.