The place is Japan, the time is the Taisho era. A kind-hearted boy named Tanjiro Kamado returns home one day to find that his family has been murdered. The only survivor is his sister, who has been turned into a demon herself. In order to avenge his family, he joins a non-governmental agency called the Demon Slayer Corps. and spends his days fighting alongside his sister. The unusually warm personality of the protagonist coupled with the uniqueness of other characters resonated with readers and received much praise by the Jump readership. The anime adaption started airing in April 2019, in which the series received a world premier. It has then since been gaining popularity.