Read manga: Ani-Com

manga
Artists: Yabuuchi Yuu
Status: completed
Latest chapter: 010
Updated at: Sep 13, 2011
Summary:

Maachi is a 15 year-old girl who loves her brother Riichi. Actually, the two of them are not related by blood, but due to their parents work situation they are forced to live alone together. Riichi, whose looks, personality, and grades are top-class, is the idol around school. But he has a huge secret that only Maachi knows about. Riichi is actually an otaku!