13-banme no Alice

is a Japanese light novel series written by Tsukasa Fushimi, with illustrations by Sikorsky. The series began publication on August 10, 2006 by ASCII Media Works under their Dengeki Bunko publishing imprint.

Synopsis
Kujoin Alice is a girl who aims to be an ideal young lady by setting her own "knowledge of a young lady". One day, just before his 15th birthday, a mysterious girl who calls her the "thirteenth" appears in front of Alice. What is the secret hidden in Alice who enjoyed a peaceful school life?!?