It was forbidden.
Their love was forbidden.
Did they care? No. But did they tell anyone? No.
The war brought them together. But it might pull them apart.
"Let's make a deal.. he will be yours, and she will be the main."
A simple, childish & harmless agreement.
But they don't know that their this deal would awaken a monster. That it would drag them into storm of blood, betrayal, and separation again.