Character aesthetics

Ella Smith, princess of the Velaris Kingdom.
Nicholas Williams, prince of the Merralith.
They belong to rival kingdoms that seek a reason to call a truce. What could be better than a wedding for both future heirs?
Princess Ella and Prince Nicholas.
But what happens when the Williams aren't as pure as they seem and plan to assassinate Princess Ella. By the hands of Prince Nicholas himself.
Things take a twisted turn when they fall in love.
It's love against kingdoms.
It's love against orders.
It's two against all.
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WARNING- These places aren't real so don't judge their names, please