At the beginning of the third chapter, we see K′ and Maxima sabotaging the tunnel system in Southtown (while the fire is raging), trying to find out the whereabouts of the "Kyo clone" and a kidnapped scientist called Makishima. However, Maxima trips some electric wires, plunging Southtown into a blackout and causing their covert activity to be noticed by Heidern and he sends Leona, Ralf and Clark to investigate. K' and Maxima attempt to elude their pursuers by boarding a subway train but Heidern's team catches up to them. Ralf accuses the duo of kidnapping the scientist and they start fighting...