FJIN-141A - 7-day Brainwashing: Forcing my niece to recite the 7-times table until she breaks

Left in the care of her 48-year-old virgin, basement-dwelling uncle while her parents are away, Kana finds herself trapped in his filthy room for a week. He spends his days whispering the 7-times table in her ear and forcing her to watch depraved content. What started as desperate resistance quickly turns into a hollow, broken obedience.