Told in flashback, Mio's guardians are murdered by Lord Zolgia, who reveals to Mio that she is the daughter of the demon lord and that she is to be delivered to the new demon lord.; Mio is confronted with Maria's betrayal. Lars delivers a defeated Basara to Zest.; Basara guesses the reason for Maria's betrayal, but can't turn her against Zolgia.; Mio finds herself a prisoner of Lord Zolgia. Basara tries to get Yahiro to take him to Zolgia's dimension, by force if necessary.; Maria attends a book-signing by her favorite ecchi manga author. During the signing, she proposes the two collaborate on an ecchi manga starring Mio.; Takashi thinks adopting a dozen cats will bring him more in tune with the Spear of Byakko.; Basara learns that Lars files his reports to the demon realm on Mio's movements with a smart tablet.; Maria goes to Yuki for help in stealth training, hoping to use that training to spy on Mio while she bathes.; Mio ends up wrecking the house because she was frightened by a cockroach.; Basara confronts Maria and learns that the horns of a succubus grow when she lies.; Basara warns Maria against too much weight training.