Sara, a high school girl devoted to mastering karate, spends her days immersed in rigorous training. Her peers whisper that she "keeps men at arm's length" or is "frigid." Two delinquents, captivated by her pure and disciplined appearance, seize a brief moment of vulnerability to kidnap her. Though she easily defeats them in fights, this time she faces an entirely new kind of challenge. As bold hands invade her inexperienced body, Sara is overwhelmed by unfamiliar sensations, struggling to hide her confusion and distress. Can her pride as a martial artist help her endure this ordeal? What will become of her?