Sekai de Ichiban Hageshii Ai no Ippou Tsuukou!

Ryunosuke is drawn to Sachi, the campus heartthrob known for his doll-like features. Despite looking like the most beautiful girl when cross-dressed, Sachi is actually fierce, combative, and fiercely principled. As Ryunosuke vows to break him, Sachi challenges back, sparking a fiery one-sided love.