[Mosaic Removal] Ayumi, a talented investigator who has solved many difficult cases, is ordered to solve the disappearance case.It turns out that the missing people disappeared after stopping by a bar, and Ayumi goes undercover as a customer, but at the bar, which has become a place for lesbians to develop, a mysterious woman, Hibiki, approaches her for questioning. She was drugged and her body, which had no control over her, was raped... While struggling between her ``pride as an investigator'' and the ``lesbian pleasure that erodes her body and mind,'' she falls into the hell of lustful bondage and training.