The Testament of Sister New Devil

Season 1 (12 Episodes)

2 Seasons 2015 TV-MA 24m 6.6

When Basara Toujou's father suddenly brings home two beautiful girls and introduces them as his new siblings, he has no choice but to accept into his family the Naruse sisters: busty redhead Mio and petite silver-haired Maria. But when these seemingly normal girls reveal themselves as demons—Mio the former Demon Lord's only daughter and Maria her trusted succubus servant—Basara is forced to reveal himself as a former member of a clan of "Heroes," sworn enemies of the demo...

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Season 1 Episodes:

Episode 1 Imouto ga dekita hi

1. Imouto ga dekita hi

Aired: Jan 7, 2015

After Toujou Basara's father remarries, Toujou gains two step-sisters named M...

Episode 2 Hajimete no shujuu keiyaku

2. Hajimete no shujuu keiyaku

Aired: Jan 14, 2015

In a strange twist of fate during a Master/Servant ceremony, Mio becomes Basa...

Episode 3 Saikai no shinrai no hazama

3. Saikai no shinrai no hazama

Aired: Jan 21, 2015

Things heat up at school when demons sense Mio's presence, followed by Yuki t...

Episode 4 Kanashimi ga zero ni naru made

4. Kanashimi ga zero ni naru made

Aired: Jan 28, 2015

Basara suffers a deep wound in the battle against the white-masked man after ...

Episode 5 Asa no imouto no maou mosou

5. Asa no imouto no maou mosou

Aired: Feb 4, 2015

Basara's morning starts with Maria in his bed, followed by Mio and Yuki in th...

Episode 6 Tsunoru Omoi o Kakaete

6. Tsunoru Omoi o Kakaete

Aired: Feb 11, 2015

Basara and his sisters prepare for their fight with the hero clan.

Episode 7 Onshu No Hate Ni

7. Onshu No Hate Ni

Aired: Feb 18, 2015

The hero clan and the demon clan battle with some surprising twists.

Episode 8 Bousou no erosakyubasu

8. Bousou no erosakyubasu

Aired: Feb 25, 2015

Yuki wants a master/server pact with Basara, like he has with Mio, which only...

Episode 9 Shujuu no kouzai

9. Shujuu no kouzai

Aired: Mar 4, 2015

Basara and Yuki begin the ceremony to form their pact. Clad in a bustier and ...

Episode 10 Aisetsunaru haishin

10. Aisetsunaru haishin

Aired: Mar 11, 2015

Mio has been captured by Zolgia following Maria's betrayal. Basara too is cap...

Episode 11 Chouhou-sha... Sono sakini aru mono

11. Chouhou-sha... Sono sakini aru mono

Aired: Mar 18, 2015

Basara and then his sisters take on Zolgia, when he is injured the true form ...

Episode 12 Kono yoru, kono toki no tame ni

12. Kono yoru, kono toki no tame ni

Aired: Mar 25, 2015

The final battle takes place within the belly of the beast as Lars and Zolgia...

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Info about The Testament of Sister New Devil

Current Status: Ended

Network: Tokyo MX

Production Countries: Japan, United States

Genres:Comedy, Animation, Fantasy, Romance, Action

The Testament of Sister New Devil: Where to Watch Online?

Currently you are able to watch "The Testament of Sister New Devil" streaming on Crunchyroll Premium. It is also possible to rent or buy on AppleTV, YouTube, Google Play online.