DID RPG SS: Count Granti Murder Case is a Japanese adult RPG game in which you will play as a young blonde girl with big tits. While you are spending time at your father’s mansion, something horrible happens. Your father is brutally murdered. The main suspect is your stepsister. While trying to solve the case of this murder, you get into some horrific encounters with all sorts of maleficent protagonists, only to find out that your stepsister is innocent. Can you solve the mystery? You’ll have lots of challenges along the way, all of them putting you through extreme gangbangs, tentacle kinks, monster rapes, and a lot more.