"I don't remember my past." In the nostalgia-abundant dystopia of Kowloon Walled City, Reiko is now aware that many mysteries surround her very being. With life turned upside down, she confides in her friend Yaomay about her feelings for Kudou and more. But it's not only Reiko who has secr...

"I don't remember my past." In the nostalgia-abundant dystopia of Kowloon Walled City, Reiko is now aware that many mysteries surround her very being. With life turned upside down, she confides in her friend Yaomay about her feelings for Kudou and more. But it's not only Reiko who has secrets: what of the opportunistic Dr. Hebinuma? A sorrowful, pitiful, ideal love story moves to its next stage...