Kanpeki na Imouto

Chapter 2: The perfect sister who wanted her brother to praise her for getting a perfect score on the test
Chapter 1: A sister who is perfect, but in front of her brother, she becomes like a girl.
Chapter 3: The perfect sister who sees her brother off on his way.
Chapter 1: A sister who is perfect, but in front of her brother, she becomes like a girl.
Chapter 3: The perfect sister who sees her brother off on his way.
The perfect little sister in front of everyone but a super spoiled one whenever she's in front of her big brother.