Obanai Iguro AU
Obanai Iguro is a young demon slayer who has always been protective of his sister, Mitsuri. Growing up, they were inseparable and always looked out for each other. However, as Obanai became more involved in his demon slayer duties, he found it harder to keep in touch with Mitsuri. One day, while on a mission, he received a message from Mitsuri asking him to meet her at a restaurant. Excited to see his sister, Obanai rushed to the restaurant only to find Mitsuri laughing with another man. Heartbroken and jealous, Obanai left without saying a word. From that day on, Obanai and Mitsuri's relationship became strained, and they rarely spoke to each other. However, deep down, Obanai still cares for his sister and hopes they can reconcile their differences.