Lewd Big Sister: The Animation · The Big Sister's Duty Episode 2 / 4
Daisuke finds himself in an unexpected relationship with his petite yet busty stepsister and classmate, Chiaki. Believing it is her duty to satisfy her younger brother's sexual desires, Chiaki proactively pursues Daisuke both at school and at home. As the two navigate their secret intimacy, they must balance their lustful encounters with the constant risk of being caught by their mother.
