A character from the Devilman Lady franchise. A friend/rival of Juns from High School who developed the Devil Beast Syndrome.
Aoi father died from an accident when she was just a kid and her mother remarried. However, Aoi step-father was abusive and would sexually molest her. For a time her mother would stop him but also slap and blame her daughter but then wouldn't say anything even when it happened in front of her and the older she become the sexual harassment escalated. The only thing that Aoi could do to forget her trouble was to focus on swimming to take her mind off the stress at home. When she was thirteen Aoi worked hard to be in the swimming team but she needed a swimming suit and so she asked her mother to buy her one. The next day she found a warped gift in her room and found a swimming suit in and thought it to be from her mother but it was only a trap made by her step-father. Aoi was so happy and started to change only to be attacked and raped by her step-father.
Aoi knew that she needed to defined herself and started to work out to strength her muscles. One knight while she was being raped her Devil Beast Syndrome activated but it was still at the beginning. The next day Aoi felt that her mother knew what happened and started to hate her and there is no one in her house that loved her only filled with people that hate and hurt her.
At the age fourteen, Aoi grew big and tall and her height and strength could match any boy her age. However, the rape still continue which caused a second personality to be born and kill her step-father by luring him into the sea.
After the death of her step-father she was scout by Toriton in a summer vacation and there she meet Jun and immediately fell in love with her as she couldn't love a man after what her step-father did to her. Aoi believed that only through rivalry she could show her love for Jun and from that moment no matter how hard Jun would train or work she could never defeat Aoi. This lead Jun to quit swimming and become a school teacher.
Years Later, After Jun become Devilman Lady some dead bodies were found under which lead the H.A. to believe that it was a Devil Beast and sent Jun to investigate and the two rivals meet and both show that the fire of rivalry still on. Later at the showers Aoi was seemingly talking to herself before the Shark mouth was shown above her breast. The shark mouth was the manifestation of her second persona which was cruel and ruthless and express it desire to eat Jun which Aoi refuse and dine. While at steam bath Aoi remember her life with tears coming down from her eyes. Later, at night while swimming in the dark so no one would see her Shark mouth she stared to argue with her sub-persona about her feeling about Jun and how to express them all while the shark mouth is teasing and mocking her. When Jun arrived Aoi didn't want her to see the shark mouth but the Beast persona wanted everything to be revealed and revealed itself, Aoi past, that it's the one who was killing the women and now it want to kill and eat Jun. Aoi was horrfied and didn't want do it but was helpless to prevent anything. However, Jun transformed and killed the Beast persona who was separated from Aoi who was taken into medical care.
Kurosaki would reaper, after the Beast were know to the world, as Deavilman code named Noir and become part of the H.A. Her love for Jun remain intact and she confessed it to Jun and that she another person now. Jun didn't believe her so she decided to give it some time and assured Jun once again that she love her. At night Aoi swallowed in her obsession about Jun and expressed that even if Jun hate her she will always love her at that moment she discovered that throw her obsession and lust a new transformation occurred, Aoi had grown a penis. Aoi started to laugh manically on how her "love for Jun gave her a new body" and now she finally can make Jun [her]. That night she went to Jun apartment and told her that she wanted to show her something. However, once Jun open the door Aoi was overcome with her lust and tried to force herself on her but Jun was able to resist and throw Noir out of her apartment. Once outside Aoi started to laugh manically.
Later, June learn that some Devilmen are starting to enjoy killing the Beast and don't try to take one for questioning and one of them is Noir who laugh while being covered in blood. After Noir meet with Jun and Asuka to inform her that She is now a commander just like her and after Noir leave Asuka ask Jun who was the "man" Jun become confused and told her that was Aoi Kurosaki who they battled long ago and she is now work with the H.A. Asuka warned Jun that Aoi has Multiple Personality and the one in control is a man and the eyes the he was looking at her with it is full of desire.
While Jun fight a Beast Noir appear calming the Jun almost let him go and beast should be killed at once. Jun tell her that they don't know if it was a beast or a Devilman ,but Noir ignore her and kill the creature and tell her if she doesn't have what it take to lead the Devilmen team she will.
During the final battle Noir switch sides and when she find Jun nearly in bed with Asuka she become enrage and brake into the room and toss Asuka aside and seeing Jun in front of her she forces herself on her while she's knocked out and when Jun awake she still forces herself on her. Once Asuka awake a fight start and Aoi is defeated and fall to her death all while confess her love to Jun. Jun is deeply hurt for what happened to Noir but Asuka tell her that she shouldn't as Noir feeling was obsession not love and if it was love it was one side love. Later, Noir dead boy is inhabited by Sirene.
Aoi Kurosaki origin is deffreant than that of the Manga. In the anime she was a friend of Jun and and both went to the same high school, she was a swimmer in the school swimming team she also wanted more personal relationship with Jun and when She tried to have a first kiss Jun turn her down and stopped seeing her. This caused a lasting resentment that awakened her Beast gene and due a hip injury she could not continue swimming which ended her swimming carer. Jun believed that Aoi hated her for what happened but the truth was that Aoi never hated her.
Years later Aoi while in her beast form killed many women just for fun. This drive Asuka to make Jun investgate and told her about Aoi which Jun find it hard to believe. When the two meet again everything seemed to be fine and Aoi told Jun to forget the incident that happened long ago as Jun was still uneasy about it. Jun still had suspension even thought that she reported that everything was fine and thus returned that night and her suspension was proven right when Aoi said that she felt it in her blood that Jun would return. During their argue about the past Aoi transform and tried to kill her old friend but Jun transform too and fight back. Aoi died in the fight which deeply affect Jun think about what would happened if she returned Aoi feeling back which lead her rethink her relationship with Kazumi Takiura.