Children from influential families in politics and businesses attend the Hyakkaou Private Academy. There, the hierarchy of the students are classified by a series of games. Students that win the games are on the ruling side and the students who lose become slaves. One day, a mysterious girl, Yumeko Jabami (Minami Hamabe), is transferred to Hyakkaou Private Academy. She looks pure and pretty, but she is actually a compulsive gambler and seeks out the thrill of taking calculated risks.
as Yumeko Jabami
as Ryota Suzui
as Meari Saotome
as Kaede Manyuda
as Sayaka Igarashi
as Runa Yomozuki
as Itsuki Sumeragi
as Nanami Tsubomi
as Yuriko Nishinotoin
as Jun Kiwatari
as Midari Ikishima
as Nitobe Kyuu
