Tatsuya and Miyuki Shiba are brother and sister, but they share a bond that transcends mere blood relation. Despite being siblings who attend the same school, their lot in life couldn''t be more different. Miyuki''s a Bloom, on of the elite students of the school, while Tatsuya''s a Weed, with low expectations and even less respect. But having skillfully diffused a tense situation, Tatsuya finds himself recruited by the school''s disciplinary committee, and soon discovers there''s more to Magic High School than he realized...