Once Kazuki Hoshino wakes up, he finds himself not in his own bed, but in an empty unfamiliar room. On one of the walls, an enormous screen shows a virtual guide in the form of a toy bear and informs him that he will have to take part in a game somewhat similar to the world-famous “Mafia.” He and several other young boys and girls will receive game classes with different abilities and victory conditions. And by means of trickery, deception, alliances, and betrayal, they must achieve victory—otherwise, death.
But even more important is why he’s here and who is to blame…