柊先輩とおふたりさま raw 第01-03巻 [Hiragi Sempai to Ofutari Sama vol 01-03]

From Blueberry Scans:After repeatedly changing schools due to her father's job transfers, Moemi decides to stay at her parent's home on the condition that she lives together with the daughter of her dad's boss. However, the girl she was told to live with is in fact a boy. A senpai from the same high school, Hiiragi. Suddenly living together with an older boy starts off with a lot of excitement.