Adult PC Game: Shimai Kyoushi -Haruna to Asuna- by Riddle Soft Archive

Adventure game that uses a dual-view system.
Players choose one of the "man Miki" "Haruna" two heroes,
By switching the viewpoint to one another and sometimes, I will advance the story.
Depending on the selection, also the butt end is also a happy ending,
Escape alive, with his sister, obedience-devastated both Asuna if man-Haruna Haruna Miki if
Making, the purpose of this game.