Ane Jiyoku Tsukushi: Nee-san no Shitagi

Ema, the cool and perfect beautiful student council president; Ryuka, her younger sister who is as popular as an idol and always at the center of everyone’s circle; and the younger brother of the two perfect and idol sisters, Mizuki, an extremely ordinary male student. Mizuki is teased by the cool and perfect Ema, and used like a servant by Ryuka, who is strict with her younger brother, but before he knows it, he ends up with a girlfriend… the existence of a lover. The two older sisters realize that… Spring is finally coming to their younger brother.