Kanzaki Ai is a senior admission to famous universities, and after graduation, he works as a lecturer at a famous entrance school. It is a life without compromise for others to see, but the inside of her is the expectation that I received from my childhood and the cold The evaluation is always empty and insecure. One day, she began to get compensated for that tired inner face through sex, I can not get out of my sex addiction and wandering through the streets of the night I start to spend the night with the guy I first met. But as soon as the sex is over, he realizes the vanity and treats the men coldly. And eventually she gets assaulted by a man who misunderstood her condition.