Husbands are being lured away from their village by a beautiful demon. Their wives ask Miroku to defeat the demon. Worried about him, Sango accompanies him. But Sango is separated from him by an odd mist.
Inuyasha 57: Fateful Night in Togenkyo, Part 1
Inuyasha 58: Fateful Night in Togenkyo, Part 2
Inuyasha 59: The Beautiful Sister Apprentices
Inuyasha 60: The 50 Year-Old Curse of the Dark Priestess