Rhodian-Quill Civil War

On the planet Rhodia, a civil war broke out between its two inhabiting races, the Rhodians and the Quill.

After the war had ended and the Quill were enslaved, the Shadow Kin invaded, and wiped out the whole planet, after which only two remained - Charlie, the Rhodian prince, and Miss Quill, a Quill freedom fighter. (TV: For Tonight We Might Die)

After about four months on Earth, Quill had her arn removed and was free from slavery. After this she said "the war begins again" referring to her wanting to kill Charlie. (TV: The Lost)