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...
You must protect whomever
it is that you wish to protect.
يجب أن تحموا ما تشاؤون حمايته
Protege lo que desees proteger.
Protege lo que desees proteger.
Tu dois protéger ce qui t’est cher.
Защищай то, что тебе дорого.