My Scarlet Letters - Zeki And Aidori Fanfiction 

A story developed from chapter 50 of the 日本漫画 and the idea of Yuuki 写作 letters to both Yori and Zero. T rated. It's currently incomplete though.
密码: 吸血鬼骑士, zeki, zero kiryuu, yuuki kuran, 粉丝 fiction, aidori, hanabusa aidou, yori