リトルデビルプリンセス ~大きくなったらお兄ちゃんと結婚するを本気で実行しようとする我が妹達に困ってます~【第一部完結】 (Associated Names)

Having a sister who loves her Onii-chan so much that she wants to marry him in real life is nice, right? (with a blank expression) Ryushi, the son of the Demon King Astaroth, has five younger sisters. The eldest daughter is named Arissa, followed by Esmeralda as the second, Eltruge as the third, Carnaza as…