To prevent a clash that may happen between Anos and humans 2,000 years in the future, Hero Kanon proceeds with the plan to become an imposter Demon King himself, with Shin agreeing to this decision. Gradually but surely, Shin begins to change, and Leno realizes that she loves him. However, after fulfilling his duty to protect her, Shin begins to  leave her side...
To make sure that happens,
I’ll play the role of the Demon King.
للحرص على حدوث ذلك، سألعب
دورَ ملِك الشّياطين
Zu diesem Zweck werde
ich den Dämonenkönig spielen.
Por eso haré de Rey Demonio.
Por eso haré de Rey Demonio.
alors je vais jouer le Roi-démon.
A tal scopo, farò la parte del Re Demoniaco.
É por isso que farei o
papel como rei demônio.
Ради этого я сам буду изображать владыку,