After slaying Ryujin with the demon sword Dakki, Toshu turns on Inuyasha, seeking to steal the power of the Tetsusaiga.; Dakki steals more of Tetsusaiga's power, nearing the fate Totosai warned of: If Dakki defeats Tetsusaiga, it can never be restored.; The battle comes to a conclusion.; Kagome and Inuyasha travel to the twentieth century for a rest. But Kagome finds it anything but restful when she must substitute for her ailing mother and ride herd on Inuyasha.; The gang seeks shelter on a rainy night in a temple housing Buddhist Nuns - - the same temple they were warned was haunted.; Inuyasha and Miroku discover the temple houses a coven of cat demons, but they're wrong about the source of the demons.; With the head cat demon hiding in the young nun's body, Inuyasha can't strike it down without claiming the nun's life as well.; Inuyasha confronts a swamp demon who has been rampaging through the countryside after consuming some of Moryomaru's flesh.; Miroku gets poisoned trying to absorb the Mizuchi's venom. Inuyasha tries absorbing it with the Dragon-Scale Tetsusaiga, but the venom has a strange effect on the blade.; Byakuya forces a confrontation between the Mizuchi and Inuyasha to test the limits of the sword's Dragon-Scale form.