Binetsu Kuukan

Vol.2 Chapter 10
Chapter 9
Vol.2 Chapter 10.5
Chapter 9
Vol.2 Chapter 10.5
Akasegawa Naoya's mother remarried recently and he suddenly finds himself trying to get along with his new big sister Amane, a student of the prestigious Kasugano Girls' School. But his new big sister isn't like what you might first expect.
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