APAK-156 I'll drive these girls mad… Hirose Umi, Mukai Ai "When we fall, we do it together. Whatever gets tainted, we share it. And whatever gets broken... we stay together forever..."

Umi and Ai were friends in junior high school. I happened to meet her again at a cram school before her university entrance exam. Ai, who had already been pickled in sexual desire supplements by a man, was in a state of man's obedience to the desire for supplements. The man urges Ai to introduce him to Umi's picture displayed on Ai's smartphone. Ai sold her friend to a man in exchange for supplements. Fraternity and sexual love of two people who deepen while being played with by a man. The body which is bathed in many people's semen and becomes dirty. What is the future of the two who can no longer return to normal...