The Ichimi family is a lineage of noble ladies spanning four generations. However, due to a sudden genetic anomaly, a boy was born, leaving no direct female heir... To conceal this emergency situation of the female lineage being broken, they raised Yuuri as a girl, teaching her feminine speech and mannerisms, and enrolled her in an elite girls' school. Yui Hatano, the lesbian teacher who knows this secret, takes advantage of Yuuri's vulnerability and begins to treat her as a sexual toy, showering her with affection... #Lolicon