Ermes Costello

Ermes Costello is an inmate at Green Dolphin Street Prison and one of Jolyne Cujoh's closest allies in JoJo's Bizarre Adventure: Stone Ocean. She enters prison intentionally to avenge her sister Gloria's murder.

Ermes Costello inside Green Dolphin Street Prison

Bold, practical, and loyal, Ermes balances revenge with commitment to the group fighting Enrico Pucci. She is willing to suffer severe injury if it allows her to finish what she started.

Kiss, revenge for Gloria, and loyalty to Jolyne

Her Stand, Kiss, places stickers that duplicate objects; removing a sticker violently merges the copies. Her friendship with Jolyne and Foo Fighters gives her a new purpose beyond vengeance, while the final battle demonstrates her refusal to abandon them.