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...
I will create a world in which she can survive,
even 2,000 years from now.
سوف أبني عالماً تستطيع أن تعيش فيه
حتّى بعد 2000 عام من الآن
Criarei um mundo onde ela
poderá viver daqui a 2.000 anos.