Kimi no Tame no Monogatari

is a Japanese light novel series written by Mizukage Nozomi, with illustrations by Sumihei. The series began publication on February 10, 2008 by ASCII Media Works under their Dengeki Bunko publishing imprint.

The series won the Gold Prize in the 14th Dengeki Novel Prize.

Synopsis
It's a cold winter night alone, with nothing to do with glitz or success, and happiness and prosperity feel like something on the other side of the river. It was the strange, mysterious and beautiful "he" ... Lei who saved me from the chance of dying. The mysterious power that carried the encounter and loss at once, the hand mirror and comb with the feelings of the old lady, the diva who was also called the empress with a voice that fascinates angels, and the magician who chases "he" -I Was involved in a mysterious incident involving him, and-?