想想我们，不是妈妈或爸爸。

我想成为你的男人，不是你的兄弟。

宰熙已经与谁取得了她的经验世界比她初次性交更好，所以很多男人。她开始厌倦的男人时，她的母亲得了一个男人谁拥有一个名为尹宰儿子再结婚了。宰熙被吸引到他。最终，他们属于彼此，成为比“哥哥和妹妹”更多的东西。后来有一天，宰熙的母亲怀孕了，事情变得复杂起来......

　　Think about us, not mom or dad.

　　Jae-hee has been with so many men who have made her experience worlds better than her first sexual encounter. She was beginning to get tired of men when her mother got re-married with a man who has a son named Yoon-jae. Jae-hee is attracted to him. In the end, they fall for each other and become something more than 'brother and sister'. Then one day, Jae-hee's mother gets pregnant and things get complicated...