"How can it be so pink?" Eunha was taken aback by the sight of her younger brother's friend Woo-gyeom, whose crotch was radiating a vivid, bright pink color. After that moment, Eunha found herself unable to look away from what was between Woo-gyeom's legs... "Are you good-for-nothing, noona?" Eunha was discovered sneaking a glance at Woo-gyeom, who then remarked, "You're the only one who's seen my body, right? Wouldn't it be fair if you showed me yours, too?" The scenario took an unforeseen twist...