Ep. 7: The Night Before Battle!

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The Occult Research Club rejects Diodora Astaroth’s trade offer for Bishop, leading to a confrontation where Issei defends Asia from Diodora’s insults. Diodora vows to defeat Issei in the next Rating Game. Later, Vali and Kuroka warn Issei about Diodora’s strength. Back at the Hyoudou Residence, the girls cosplay for Issei before Rias and Akeno fight. Issei shares his encounter with Vali, while Azazel contacts Sirzechs regarding Diodora’s sudden power increase. On the day of the Rating Game, Rias and her servants teleport to the field, joined secretly by Azazel, Rossweisse, and Irina. Rias notices irregularities as Devils emerge from magic circles, revealing the Old Satan Faction’s involvement with Diodora. Diodora kidnaps Asia, leaving the remaining Devils to attack the protagonists.