 Taki tried to merge the Soul Edge fragment with Rekkimaru without success, but when she fuses it with her other sword, Mekkimaru, she creates a new evil weapon that she seeks to pit against Soul Edge, hoping both blades would then destroy each other.However, Fu-Ma's former leader, Hachibei, steals Mekkimaru and flees, becoming a fugitive "nukenin" (runaway ninja).Taki's old master and adoptive father, Toki orders her to hunt down and kill Hachibei and his daughter Chie, a childhood friend of Taki, and bring back the blade.