Fics like Arcane Asylum

Modern AU. For the last twenty two years Uther Pendragon has been waging war on magic. Now his son Arthur has been framed for a magical crime and sent to the prison for magic users. Arthur is instantly targeted by the inmates, but mysterious top dog Merlin takes him under his wing. They form a bond, and Merlin decides to help Arthur clear his name. (Warnings: non-con and dub-con, though it's brief and not M/A, violence, death of minor characters )

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