Kekkaishi Episode 12 English Dubbed Episode Description: Madarao is now weakened from his battle with Koya, who seems to still gain more power even after being poisoned. Yoshimori persuades Madarao to stand up and continue fighting. As master and dog, the two work together to strike Koya down. The dying Kouya tells Honetaro, Uhosuke, and Nagao to roam free, while Madarao, after receiving power from the school grounds, peacefully ends Koya's life. But before the group can celebrate, Madarao's true nature reveals itself as he starts attacking Yoshimori. Hakubi, Tokine's demon dog, assists Yoshimori in successfully sealing Madarao once again through much difficulty.