Kakegurui Twin Official Trailer it will premiere on Netflix on August 4! for those of you that don't know Twin is a direct prequel spin off series of Kakegurui Synopsis As a first-year student of the renowned Hyakkaou Private Academy, Mary Saotome knows her future is set for a one-way cruise to the top...That is, until an encounter with an old-classmate-turned-housepet throws the newbie princess into the world of gambling! Can a normal girl like Mary make friends and survive debtless through onl