Aikawa Masumi, who is about to be married, coincidentally met with the famous florist, Ryouke Takahisa, when he was buying a wedding bouquet. Even though Takahisa seemed like a pleasant guy, Masumi had a fee...

Eight years ago, a girl went missing while playing hide-and-seek in the forest. Starting around then, instances of 'labyrinths' started spawning in random places, which led to an increasing amount of missing...