First year high-school student, Toujo Basara, is now living with two beautiful step-sisters thanks to his eccentric dad. But Mio is actually the new Demon Lord and Maria's her succubus chaimberlain. Throw in a "reversed contract", rival demon tribes, and the ecchi situations mainly brought on by Maria for good measure, and you have a situation where Basara's life will never be the same. This seinen adaptation of the light novel mostly focuses on the said latter ecchi situations that occurs between the three main characters.
Shinmai Maou no Testament: Arashi is finished and has 0 Volumes and 30 Chapters. It is also Known as: 新妹魔王の契約者〈テスタメント〉・嵐！, Shinmai Maou no Keiyakusha Arashi
Genres: Magic, Fantasy, Super Power, Demon, Harem, Romance, Action, Ecchi
Top Manga Like Shinmai Maou no Testament: Arashi [2022 List]
