Hakuouki: Warrior in heart

Hakuouki fanfiction!
Katana is seventeen years old girl from a famous Samurai family Miyabe.
She is also a fiancé to the mighty shogun Takugawa Yoshinobu.
On her way to the castle ronin kills all her guards and servants and she barely escapes death for herself.
Brave Shinsengumi members saves her althought they don't know who she really is.
Katana keeps secret for herself. She must find way to return in the castle before shogun decides to marry another woman. It's her destiny that can not be changed.
Although she is stubborn and sometimes rude, one of the Shinsengumi capitans fell in love with her.
His name was Harada Sanosuke.