The titular character from JessicaJones, portrayed by Krysten Ritter, is immune to the powers of her nemesis Kilgrave (David Tennant), and here's why. "The Defenders Saga" has come to Disney+, introducing a whole new range of potential viewers to the adventures of its gritty street-level superheroes. These include some of the most compelling heroes crafted by Marvel Television, such as Ritter's Jessica Jones, a superpowered detective who struggles with PTSD due to her encounter with a dangerous villain named Kilgrave.
Lifted straight from the comics, David Tennant's Kilgrave is a twisted madman who believes the whole world is meant to revolve around him. He possesses the ability to manipulate the minds of others with just a word; when he speaks, men and women alike fall under his thrall and will do almost anything he wishes. There's just one exception to Kilgrave's power, one woman who has managed to overcome his control; Jessica Jones. Naturally, Kilgrave has become utterly obsessed with Jessica and longs to coerce her into serving him of her own free will.
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Jessica Jones's resistance to Kilgrave's control is never fully explained in Jessica Jones. Flashbacks eventually confirm Kilgrave forced Jessica to commit murder on his behalf, an act so outside her own sense of morality that it seems to have functionally "flipped a switch" in her mind, leaving her in such a state of shock she was able to simply walk away from him. Jessica's mind appears to have then gone on to develop a natural immunity to Kilgrave, meaning he can never control her again.
It's possible there is also some sort of biological component to Jessica's resistance. Jessica Jones
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