Ryu(申河均饰)是名聋哑青年,自父母去世一直和姐姐相依为命。在特殊学校里,他遇上了装作失聪的女友(裴斗娜饰),二人感情发展不错。可是姐姐却患上了绝症,需要移植肾脏以维持生命。
他本想通过黑市以自己肾脏换取适合姐姐移植用的肾脏,却遭诈骗,损失自己肾脏外,还被骗去所有的钱。当有合适姐姐的肾脏时,他却没有医药费。女友提议他去绑架有钱人的小孩再索取赎金,并说这种绑架不算是罪过。
他们看上了工厂老板东劲(宋康昊饰)的女儿,对离了婚的东劲而言,生命中最重要的就是女儿。遭绑架后,他并没有报警而是准备赎金以求换回女儿,但故事并没有朝好的方向走去……。When his sister's classmate, Leelaa, comes to spend the summer at his family home, a friendship is forged in few days and when our hero decides to take off on a road trip across the country, Leela is more than ready to join him. But something happens on that road trip. Situations go out of control and our lead pair are thrown into a vortex that they're completely unprepared for...。