Phoron Tatara's no ordinary musician. As one of the rare Dantists who can summon elder spirits using music called Commandia, his gift is so strong that his spirit partner is none other than the infamous Corticarte Apa Lagranges. Sure, she may look like a young girl in her human form, but you don't get nicknames like "The Crimson Annihilator" and "The Bloody Duchess" for sitting back and watching the daisies grow. Now, at the behest of the Tsuge Divine Music Player Office, this dynamic duet travels the continent of Polyphonica on Phoron's combination motorcycle/organ, following the song of the open road, orchestrating rescues and generally fixing whatever's baroque! Some musicians wait for a muse to hit them, but Phoron makes his work for scale

Plot Summary:In the continent of Polyphonica, Spirits materialized in the world, surviving on the music that is played by humans, and lives together with them. While the spirits doesn’t appear often, some spirits has enough power to materialize in human or animal forms and live together with humans. Dantists, who play special music called “Commandia,” are widely respected in this world. They also usually are in contract with powerful spirits. The story of Shinkyoku S?kai Polyphonica revolves around the new Dantist, Phoron Tatara, the spirit that he made contract with, Corticarte Apa Lagranges, and their friends, in their daily life and work.

"Hey, you said you wanted a little sister, right?" First year highschool student, Toujo Basara, was suddenly asked by his father and fell into a state of panic. On top of that, the eccentric father told him he will be getting remarried. He then departed overseas after bringing Basara two beautiful step-sisters. But Mio and Maria's true forms are actually the newbie Demon Lord and a succubus!? Basara was almost entered into a master and servant contract with Mio, but a "reversed" contract was formed by mistake, and Basara is now the master!? Moreover, Basara is being hit by one ecchi situation after another due to the contract, but Mio's life is being pursued by other demon tribes and hero tribes! The most powerful contractor's desire action drama begins!

Running into your new stepsister in the bathroom is not the best way to make a good first impression, which Basara Toujou learns the hard way. When his 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 demons. However, having begun to care for his new sisters, Basara instead decides to protect them with his powers and forms a master-servant contract with Mio to keep watch over her. With the Heroes observing his every move and the constant threat of hostile demons, Basara has to do the impossible to protect his new family members. Moreover, the protector himself is hiding his own dark secret that still haunts him to this day...

Second season of Shinmai Maou no Testament series.

Basara Toujou has a hard life. He is the older step-brother to two demonic sisters, Mio and Maria Naruse, whom he protects from entitled demons looking to claim Mio's power for themselves. On top of that, rising political tension within the demon realm only makes his job more difficult. When a messenger arrives with summons for Mio to the demon realm, she and her friends go in spite of the danger. Now on the enemy's turf, Basara will have to grow stronger through erotic pleasure in order to do the impossible and protect everyone.

An OVA that will be bundled with the seventh volume of the Shinmai Maou no Testament manga, to be released January 2016.

An OVA that will be bundled with the seventh volume of the Shinmai Maou no Testament manga, to be released January 2016.

N/A

An unaired episode of Shinmai Maou no Testament, bundled with the eighth light novel volume.

An unaired episode of Shinmai Maou no Testament, bundled with the eighth light novel volume.

N/A