“Eureka!” Hyun Soo in the past dreamed of becoming a movie director. Hyun Soo met Mi Joo by chance, and he suggested her the main character of his film. Soon they have been into a romance. Are you doing something worthwhile? The present Mi Joo is exhausted herself. Due to lack of living expenses, rough words of senior in office, Every single day is difficult for her. She gets frustrated with Hyun soo who still only dreams. On the day after they find big quarrel in a straw, It's the same day for them, but completely different July 7th begins. What is their ending of the day? Can we go back to the way we used to be?