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...
For the first time ever,
I found myself interested in my enemy.
للمرّة الأولى في حياتي، وجدتُ
نفسي مهتمّاً بعدوّي
Fue la primera vez
que un oponente me interesó.
Fue la primera vez
que un oponente me interesó.
Pour la première fois,
un ennemi m’intéressait.
Essa foi a primeira vez que
tive interesse em um inimigo.
Во мне впервые пробудился
интерес к противнику.