<report>Ane Ane Z Saimin is a pretty solid Mind Control game featuring the two Elder Sisters Ritsuko (blue hair, eldest of the siblings) and Makoto (brown hair, middle child) of the protagonist Akihiko.
The story starts out with small references to the previous entries of the series (Ane Ane W Saimin) and Akihiko getting access to a hypnotic device that lets both of his nagging sisters obey all of his commands if he talks to them through their phones, with him being registered as their "Master" when doing so. This being a Nukige, of course all of his commands are sexual in nature, and his main command to them they have to follow throughout the game is "It's the natural duty of an Elder Sister to...
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