Toujou Basara is a high school student whose father has suddenly just remarried. His father then departs overseas leaving Basara with two new beautiful step-sisters. Little does he know, his new sisters, Mio and Maria are actually the new Demon Lord and a succubus!? Almost trapped into a life of servitude, Basara forms a reverse contract by accident and ends up becoming Mio's master! Hijinks ensue as Basara finds himself in one ecchi situation after another. However, Mio's life is in danger as she is pursued by demons and heroes!
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The Testament of Sister New Devil (2015) availability varies by region. Check Netflix, Prime Video, Disney+, Max, and other platforms. It may also be available for rental or purchase on digital stores.
The Testament of Sister New Devil has 2 seasons and 22 episodes in total. The series has concluded.
Toujou Basara is a high school student whose father has suddenly just remarried. His father then departs overseas leaving Basara with two new beautiful step-sisters. Little does he know, his new sisters, Mio and Maria are actually the new Demon Lord and a succubus!? Almost...
The Testament of Sister New Devil (2015) was created by Hisashi Saito. The series is a Animation, Action & Adventure show spanning 2 seasons.
The Testament of Sister New Devil is rated 7.9/10 by 348 viewers — well-rated and generally recommended. Great for Animation and Action & Adventure fans.
