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...
And now, you may kiss to seal these promises.
والآن يمكنكما تقبيل بعضكما للختم على هذه الوعود
Wohlan, besiegelt den Schwur
mit einem Kuss.
Sellen el juramento con un beso.
Sellad el juramento con un beso.
Tu peux embrasser la mariée.
Scambiatevi il bacio del giuramento.
Agora, podem dar o beijo de juramento.
Теперь скрепите клятву поцелуем.