An unbearable, lewd female student—I'll make her my technological slave. Nosaka Hiyori SONE-715

On her usual school train ride, Hiyori felt confused. She had never experienced such a profound, primal pleasure from her boyfriend… She desperately suppressed the involuntary moans that escaped her lips. She should hate this lewd behavior… Why, why… she couldn't find the answer no matter how hard she tried. There was only this succubus's erotic pleasure. The maternal instincts of the introverted girl, her true self brought to the forefront. To know the abyss of erotic pleasure, she actively sought out the lewd insect, becoming one herself…