ペンギン☆ブラザーズ (Series) favorite_border

[DeepL Translation - needs review] Volume 1 Introduction: When Hina Mishima transfers to Tokiwa Academy, the students are divided into two groups, one in black and the other in white uniforms, and they are fighting each other. What awaited Hina, who became the minority plain-clothes group, Gray?

(Translator: DeepL)