咬了女主一口，恶毒女配变A了[穿书] (Associated Names)

[Atypical abo, female a without organs] Jiang Xuenian wore a book, and dressed like Jiang Xuenian, the female supporting character of an abo color novel. The male protagonist is her elder brother, an S-class alpha, handsome without a wife. When the pheromone bursts, it can make all the omegas within a radius of one kilometer…