Why Raeliana Ended Up at the Duke's Mansion is a South Korean web novel written by Milcha. It has been serialized in Kakao's digital comic and fiction platform KakaoPage since September 19, 2016. A webtoon adaptation was first serialized in KakaoPage on September 3, 2017, and is illustrated by Whale. An anime television series adaptation produced by Typhoon Graphics aired from April to June 2023.