Yukina Komori. A girl who is strong, tough, reckless, smart, brave and powerful. As in, a complete opposite of Yui. Though she might be all that, she is actually caring, loving, nice, sweet and she would rather have herself hurt than the others.She also really loves Yui and would break anyone's bones if they dare to touch Yui. Yukina was left all alone ever since she was born. She was abandoned by her parents for some unknown reason. Soon she was adopted and started living at the church. She was loved and adored. One day, she and Yui had to go to live in the Sakamaki Mansion. What will happen? Especially since Yukina isn't really human... ×•× I know that there are other fanfictions that are similar to this but I'll TRY to make it even a little bit different. ×•× Hope you read this!