Kakegurui - Compulsive Gambler -, Vol. 16 (manga)

Kirari, Ririka, Mary. The table around which these three have gathered might as well be a battlefield. The sisters' wills burn stronger than ever, and Kirari's self-awareness wavers.

And what will Yumeko choose now that she has been forced off the board...? Everything comes crashing down as the end of the student council presidential election approaches!