["Don't mess with me! There's no way I'm gonna cum with your dicks!"] A busty female investigator, codenamed UNPAI, repeatedly loses control and acts tough even though she's visibly cumming. Her noble attitude of refusing to admit she's cumming is in stark contrast to her constant orgasms, proving that she is nothing more than a female after all. In the end, she is given a synthetic aphrodisiac that causes her to lose control and convulse... Her resistance is futile as her body is constantly overkill! He had resolved to remain strong- Kokoro until the end for the sake of his fallen comrades and the country he wanted to protect...