Shugo and Reina are well on their way to becoming heroes in the game of The World, but not the notorious debuggers, the Cobalt Knights, are after them!

Rena wins 2 passes to an online role-playing game which enables her and her brother to use the avatars of two legendary .hackers from The World.

When Akira's brother falls into a coma after playing a virtual reality computer game, she enters the game herself to try and find out what happened to him.

For use in schools and libraries only. Shugo and Reina get more than they expected when they begin playing the online game, The World, the most advanced compute