One day, as her admired senior's final tournament approaches, the female manager is removed from the starting lineup by the advisor due to poor performance. Upon learning this, she confronts the advisor, but the condition he sets is that she must offer her body. "This is for your senior's sake," he says, and she loses her first kiss to the perverted advisor. Despite her resistance, she is sexually dominated. Then, on the day of the tournament, she rejects her senior's confession and...