When Digit gets a poster from R-Fair City, he falls down there and plays a game from a lady named Madam N. Cognita. But the game is not fair, so Digit does not win the game and falls down some kind of green, disgusting water. There, he discovers something fishy about Madame N. Cognita: she is the Hacker! Now, the kids must Digit and at the same time and find which games are fair and which ones are not with the help of Lucky. The games that aren't fair are the reason that less people are visiting R-Fair City.