"You’re Kimoto-kun, right?" Akiko knew my name. I met her for the first time in a university cafeteria. She tempted me to skive off classes and go out with her. Anyone could be chosen as her companion. I might be a backup for someone else. While thinking about the issue, I spent strange hours with Akiko. I was confused by her occasional expressions and mysterious behaviors. I was not sure to what extent her story was true and which parts of her story were lies. It took me a considerable amount of time to recognize the truth hidden behind Akiko ... This work was first published in 1999 by Kodansha and translated in 2014 for The BBB: Breakthrough Bandwagon Books.