The Hero Laughs While Walking the Path of Vengeance a Second Time, Vol. 5 (light novel) The Selfish Village Girl

Sights set on their next target, Kaito, Minnalis, and Shuria travel to the city of Kabanheim, where they find Minnalis’s traitorous childhood friends leading carefree lives. But soon the partners in crime come across someone not even Kaito could have predicted—a woman named Leone who was also summoned from Earth. Still possessed of her morals, Leone attempts to interfere with their rampage of revenge…but there's no stopping Minnalis from exacting vengeance on the people who doomed her to slavery and caused the death of her mother.