Western DVD Eraser in my head (' 04 Korea)

Product description ※Please note that product information is not in full comprehensive meaning because of the machine translation.

She loses all her memories. Her name, age, and even I who loved her.
A construction site worker, Cheol-soo, and the president's daughter, Soo-jin, met by chance and fell in love with two people who were supposed to live in different worlds. However, it was not long after that that Soo-jin's memory loss became worse, even though she loved her. Soo-jin became anxious and went to the hospital. She was diagnosed as "juvenile Alzheimer's disease." It was a disease that causes mental death before physical death. Her memories disappear. Who are her family members and who she is? Then, Soo-jin looks at Cheol-soo and smiles saying "I love you" in the name of her former lover. She looks at Cheol-soo and smiles saying "I love you" in the name of her former lover. While being disturbed by despair, Cheol-soo's feeling of watching over her is unshakable.