Herb (2007)

Sang-eun, a beautiful 20-year-old girl, but is mentally challenged. One day, she happens to meet Jong-Bom and deludes herself to think him as a beast under the vicious spell. Her mother who has taken care of her with such dedication feels a bit concerned and neglected as her love begins. However, least expected hardship come up and Sang-eun has to face the world all by herself.