It's a year before Yumeko transferred to Hyakkaou Academy. Saotome Meari, a young girl who was born into a very ordinary family, passed her transfer...

Determined to climb up the social ladder, Mary Saotome invests everything she has into what her elite high school values most: high stakes gambling.

Determined to climb up the social ladder, Mary Saotome invests everything she has into what her elite high school values most: high stakes gambling.

Determined to climb up the social ladder, Mary Saotome invests everything she has into what her elite high school values most: high stakes gambling.