Darkness

Juna awakens within Yumiko and tries to kill Momoka, but Tōka interferes. Yumiko, as Juna, and Momoka, as Sei, release a vast amount of magical energy which opens up a gateway into another world. Tōka and Momoka try to find Yumiko as Kikyō and Makoto go into the gateway to save them from Yumiko's wrath.

The show’s own verdict is on its page.