Catlike Biter-in-training Nia arrives to challenge Ren–the DearS who defeated her master. But Nia forgets to eat and after Takeya feeds her some leftover bread and a kitten atop a utility pole she seems to forget her goal. Meanwhile Ren is getting more attention from class playboy Hiro, tries to plant doubts in her mind about the nature of her relationship with her master. At the same time, Rubi, the dominatrix-esque DearS Barker tries to plant doubts to the same effect in Takeya. What will be the result of this double doubt dissemination?