Derek Morgan lives in Chicago and he is a mutant able to shift himself in a winged avian form. He tries to do his best to help people by acting as a vigilante during the night, but he has to hide himself from the authorities because of the anti-mutant law. Derek lives with his brother, Joe Morgan, who is a police officer who is recently tasked with the catch of the winged vigilante, not knowing that he is actually his minor brother.

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