すくらんぶる-b！

Ninomiya Sora, a spirited girl, transfers to Seirin Academy, a school where wealthy A-class students bully the ordinary B-class students. She quickly clashes with the elite but finds allies in the mysterious “b-Club,” led by the determined Hoji. Joining their fight against injustice, Sora tackles challenges like theft and bullying, discovering strength and friendship in this lively tale of school rivalries and standing up for what’s right. (Unreviewed summary by Grok 2)