After the mysterious death of their best friend, Ella, Yuki, and Rory are the talk of their elite school, Grimrose Académie. The police ruled Ariane's death as a suicide, but the trio is determined to find out what really happened. When Nani Eszes arrives as their newest roommate, it sets into motion a series of events that no one could have predicted. As the girls retrace their friend's final days, they discover a dark secret about Grimrose--Ariane wasn't the first dead girl. They soon learn that all the past murders are connected to ancient fairy-tale curses ... and that their own fates are tied to the stories, dooming the girls to brutal and gruesome endings unless they can break the cycle for good.