Kakegurui Twin

Kakegurui Twin is a spin-off and prequel to the main Kakegurui series, focusing on Mary Saotome's experiences at Hyakkaou Private Academy one year before Yumeko Jabami's arrival. It explores Mary's journey as she navigates the school's unique gambling-based social hierarchy. The series delves into Mary's adaptation to the system and her descent into the gambling mania that defines the school.