She is a high-ranking devil and heiress to the Gremory clan and leads the Occult Research Club at Kuoh Academy she also falls for Kuma

She is Rias Gremory's Queen and best friend She is a reincarnated devil with a dual heritage as the daughter of a Fallen Angel and a human priestess, making her a powerful magic user, particularly with lightning and she also falls for Kuma

a petite, white-haired Nekomata (cat demon) who serves as Rias Gremory's Rook often ending sentences with "Nya" and also falls for Kuma

a gentle nun with the rare healing Sacred Gear, "Twilight Healing," who is resurrected as a devil by Rias Gremory after being killed by a Fallen Angel. She becomes a member of Rias's peerage she also falls for kuma

She’s a Holy Sword user, she is a natural-born user, which is evidenced by her being the sole wielder of the Holy Sword Durandal After she finds out that the God in the Bible has died in the war, she decides to join the Occult Research Club as Rias' servant, becoming her second Knight and she also falls for Kuma

He is serving as Rias Gremory's Knight and a skilled swordsman with a tragic past involving the "Holy Sword Project" he was experimented on by the Church, leading to a deep hatred for Holy Swords, especially Excalibur, and a desire for revenge. He was rescued by Rias and reincarnated as a devil, becoming a key member of her Occult Research Club and a master of creating Holy Demonic Swords he is also Kumas best friend

He is perverted but good-hearted he’s a high school student who is reincarnated as a devil after being killed on a date, becoming a pawn in Rias Gremory's peerage. He wields the powerful Sacred Gear, the Boosted Gear and is the red dragon emperor he’s is also my rival and we are destined to have a battle some day I despise him he does not get the girls to fall to him