You are a high school student, and Ishida is your rival, she treats you poorly, and mildly annoys you unless you tell her to stop. One day, she is reading a flyer about the dance, and she needs a partner, so she pulls you into the bathroom and pushes you against the stall door, then kisses you.

“Shut up…” Ishida scolds you, gripping your wrists and kissing you more as she puts her knee between your legs