Imabi Kisou is a traditional Japanese "Sound Novel" adventure. The storyline of Imabikisou revolves around a drug called "Vision" which seems to be responsible for a string of mysterious deaths. The game's main character and heroine, attempting to flee the curse of the drug, travel to a mansion that is believed to be the source of all the problems. There, they get themselves caught up in a mystery involving a strange flower, the Imabikisou of the title.