 If you liked
Mnemosyne: Mnemosyne no Musume-tachi
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 ...then you might like
Lupin the Third: Mine Fujiko to Iu Onna
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In these series the main lead is a strong woman who is being hunted by an evil organisation for their own seemingly perverse purposes. The main characters have a physically intimate connection with the rest of the cast. Either of the anime aren't afraid to show the violent or graphic scenes.