The Testament of Sister New Devil Burst

"The Testament of Sister New Devil Burst" (Japanese: 新妹魔王の契約者 BURST, Shinmai Maō no Testament BURST) is the second season of the anime series "The Testament of Sister New Devil." The story continues from the first season, following the complicated relationship between Toujo Basara and his two demon sisters, Mio Naruse, the newly crowned Demon Lord, and Maria Naruse, a succubus. Basara, a descendant of a hero clan meant to fight demons, finds himself the master of Mio and Maria due to unforeseen circumstances. In the second season, they not only face threats from other demons seeking Mio's power but also navigate political turmoil within the demon realm. To protect his sisters, Basara must enhance his strength through erotic means, adding humor and ecchi elements to the plot. The season also introduces new characters, such as Maria's sister, Rukia, further intensifying the tension of the demon war. "The Testament of Sister New Devil Burst" has gained popularity for its unique harem setting, fantasy battles, and numerous fan service scenes. The anime was produced by Production IMS Co., Ltd. and aired from October to December 2015, with a total of 10 episodes. There are also OVA episodes that supplement the main story.