第 23 集: 赤之刺客襲擊海梨與赤之劍士，赤之魔術師則引導Ruler回顧其過去。
2017年12月17日 播出
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A merciless attack by Aka no Assassin leaves Kairi and Aka no Saber heavily wounded. Aka no Caster leads Ruler down a painful journey into her past. (Source: Netflix)
A merciless attack by Aka no Assassin leaves Kairi and Aka no Saber heavily wounded. Aka no Caster leads Ruler down a painful journey into her past. (Source: Netflix)