HIgh school sophomore Takanashi Nao has a problem: she has a crush onher dreamy (if slightly pervy) older brother, Shuusuke. Fortunately, when Nao discovers that she was adopted as a child and they're notactually related by blood, it seems like the coast is clear -- but Shuusuke just doesn't see it that way,

To make matter worse, Nao soon finds herself in direct competition with Shuusuke's hotchildhood friend, Iroha. As the two girls vie for Shuusuke's attention, Nao soon learns that all is fair in love and war!

I DON'T LIKE YOU AT ALL, BIG BROTHER!! - OMNIBUS (VOLUMES 01 & 02) 01 is categorised MANGA / OMNIBUS AND BOXED SET EDITIONS IN ENGLISH / SHONEN and sold by l'Imaginaire, a store and specialised website.