The Kingdom of Greenwood demands that Faltra City hand over Princess Shera. If they refuse, it will lead to war, so Diablo meets with Galford, the Lord of Faltra City, and accepts a quest to prevent war from breaking out.
Assuming you don't want 
to hand over Shera-chan.
Suponiendo que no entregarás a Shera.
Asumiendo que no se entregue a Shera.
A meno che non vogliate consegnare loro Shera.
A não ser que queira
entregar a Shera-chan.
Если с Шерой расставаться не хотите.