Yuu, Michiru, Mina, Renge, and Maki went to Shibuya. When on the street, a young man named Shinnosuke Tokita whose goal was to beat the Air Master, presented his challenge. This man who challenged Maki carried a Sansetsukon, a deadly weapon that he had trained with since the age of five.Before the fight with Shinnosuke could commence, Kaori Sakiyama shows up unexpectedly to challenge Maki to the first fight.