The cultural festival "Ryouran Festival" at Hyakkawa Academy. Behind the scenes begins a "rebellion" — the target is the student council. For some reason, the executives of the underground organization, Zen Saki Kai, are persistently interfering with Maari's literature club. There looms the shadow of the man who governs Zen Saki Kai... In contrast to Yumeko, there is Futatsu. The 9th volume of Saotome Maari's "Kakegurui," overcoming insults.