Ryuga Dogai entrusts Rian with the task of purifying the Garo armor. Ryuga heads to Yoroi-no-zuka, where the armors of fallen Makai Knights were enshrined, in search of the power to protect Sagan from Horrors. Then the Makai Priest Lector creeps up on them mysteriously... Meanwhile, Rian is informed by the dragon clan's Hiden that the time remaining for Ryume, the current Sentinel, is drawing to an end. Rian ponders the meaning of the words entrusted to her by Ryume.