Synopsis Korean Drama : While You Were Sleeping Hong Joo's dreams always come true. She dreams of hugging a man whom she has never met and is shocked at her actions. On the night of Valentine's Day, she is worried about her mom and hurries home to see her. Jae Chan has a dream about Hong Joo. He feels that he must prevent the events of his dreams from actually happening and tries his best to make sure that the accident never happens.