Rosie grew up in a previliged environment, living like a princess without any wants. Although her behavior is often willfull and immature, she has a kind and gentle heart. In an effort to lead a normal life, she continues to date while pretending to be the perfect girlfriend. However, she eventually breaks up with her boyfriend, who is terrible in bed. By chance, she enters a woman-only bar and meets Jin, falling for her at first sight. This encounter opens her eyes to lesbian sex...