Popular gyaru "Kotono," who works at a brothel, has a unique approach to her job—she routinely scams timid clients without hesitation. At her establishment, fulfilling customer demands is standard practice. One day, while she's servicing a client inside the shop, she's suddenly attacked by zombies resurrected through government experiments. These zombies, driven by a craving for female hormones, abduct young gyaru girls to subject them to pleasure-based torture. Captured, "Kotono" is tormented with various sex toys, and gradually, her mind succumbs to the overwhelming pleasure...