Kanpeki na Imouto

Chapter 4: Perfect sister who met her brother outside.
Chapter 3: The perfect sister who sees her brother off on his way.
Chapter 5: brother and sister eating ice cream
Chapter 3: The perfect sister who sees her brother off on his way.
Chapter 5: brother and sister eating ice cream
The perfect little sister in front of everyone but a super spoiled one whenever she's in front of her big brother.