#BDSM #ToolPlay #HighLevel #SenpaiXKohai In the sacred school restroom, the sound of lewd moans can be heard. Sihyun smiles wryly as she tidies her appearance in front of the mirror. As she leisurely wipes between her fingers and slowly raises her gaze, she catches a glimpse of someone rushing out from behind the partition. Then, the silhouette of a woman appears behind. "I know you." At the casual remark from the woman approaching the sink and washing her hands, Sihyun scoffs. "Yeah. I know you too." Despite having her own shortcomings exposed, the overly confident Seodana and the equally bold Hashihyun thought their confrontation would end there. However, what a surprise. After that incident, Dana sends Sihyun a nude photo of herself. That was the beginning. Seodana's persistent and one-sided advances began. "Let's have sex. I won't complain no matter how you treat me." Our relationship is anything but normal. Will the outcome be destruction, or the beginning of another love…?