[CAWD-975] Seduced in every corner of the school by my childhood friend who’s good at teasing with her smirking little devil panty flashes… Matsuoka Mio

The protagonist has long harbored romantic feelings for his childhood friend Mio, but their relationship takes a more complicated turn by her careless habit of flashing her panties while wearing miniskirts.

When he points out her visible underwear, Mio teases him deliberately provoking him in the empty classroom after school, escalating things up.