Episode 12 (Hanyō no Yashahime)

"Night of the New Moon and the Black-Haired Towa" is the twelfth episode of Hanyō no Yashahime.

Synopsis
Konton of the Four Perils sends another half-demon, Nikosen, after the trio in hopes of destroying them and attaining their Rainbow Pearls. While fighting a demon that had withered an entire mountain. Towa comes to realize that she is suddenly much weaker and has her silver hair turned black to match her twin's. It is up to Moroha and Setsuna to take down the enemy until Towa's demonic powers return.

Plot
To be added

Trivia

 * This episode incorporates the arc with Nikosen, which only occurs in the manga from chapters 412-415 and was not adapted in InuYasha The Final Act.
 * It explains why Towa never went though a demon power cycle in the Modern World.
 * Its title is similar to "The Mystery of the New Moon and the Black-Haired Inuyasha" and shares similarities with it:
 * Both episodes feature a half dog-demon temporarily losing all of their abilities during the night of a new moon.
 * Their hair color also changes from silver to black.
 * Lack of knife-sharp dog fangs, claws and superhuman senses.
 * Inability to utilize their signature demon swords.
 * They regain their demon abilities at the last minute and save the day.

Episodio 12 (Hanyo no Yashahime)