An organization is rumored to be kidnapping and brainwashing women through “mama-Katsu” (paid dating with older women) to force them into organized prostitution. To gather evidence, Rena goes undercover. She makes contact with a “mama” connected to the group and successfully infiltrates their ranks, finally uncovering their trail... but then she is captured by the lesbians. Despite her desperate resistance, the agent finds her body being gradually “trained” for pleasure, eventually drowning in sensations too intense to withstand... Bonus footage: Includes explicit lesbian sex scenes! [Rena Kodama lesbian debut!]