The Devil on G-string is a visual novel eroge released on May 29, 2008 by the Japanese developer Akabei Soft2. In the midwinter, a devil suddenly appears in a city, whose ambition is to destroy all humans. The main character is Kyosuke, a high school student who enjoys his school life with Tsubaki, Kanon, and Eiichi. But one day, rich students go missing one by one. When they are at a loss what to do, a girl with beautiful long hair appears in front of them. Her name is Haru, a the girl he met ten years ago. A deadly pure-love drama now begins...