Kouchu Misako, a 9-year-old boy whose dream is to become Master Champion, became a Crystal Brawler and met the first Crystal Monster, Roaracryst, even though they haven't quite got along on the path yet. Before they go along the path, Kouchu introduces Roaracryst to his family and starts to cause a little chaos. After getting his brawler license, he encounters Sakuro Himensho, who is forced to steal Crystal Balls by maleficient Furious Five. After getting back the Crystal Balls, Kouchu then gave them to Shari, then they have encountered the Furious Five who blamed him for ruining their plans. Kouchu and Roaracryst then became friends when Roaracryst saves Kouchu from the Furious Five.
