Strawberry 100% #1

Junpei Manaka catches a fleeting glimpse of a girl's strawberry-print panties and becomes obsessed with establishing a relationship with her. Junpei convinces Aya that they should collaborate on a film through the film studies club after discovering a fiction story she wrote. Discovering by accident that the most popular girl in school, Tsukasa Nishino, wears strawberry print panties, Junpei works up the courage to ask her out. It's only after she accepts that he discovers by accident that Aya also has a pair of strawberry print panties.