Sun-hwa is a location manager in Busan who finds shooting spots for films. She’s always loved her work and her city. One day, she joins a new project out of the blue. But as soon as she walks into the door, she recognizes the director at once. It’s Do-young, her ex-boyfriend who left her and went to Seoul to fulfill his dream. They were lovers in the past but now Sun-hwa has to face him as a business partner. To make things worse, all he says is ‘NO’.

Sun-hwa est un régisseur à Busan qui trouve des lieux de tournage pour des films. Elle a toujours aimé son travail et sa ville. Un jour, elle rejoint un nouveau projet à l'improviste. Mais dès qu'elle franchit la porte, elle reconnaît aussitôt le directeur. C'est Do-young, son ex-petit ami qui l'a quittée et est allé à Séoul pour réaliser son rêve. Ils étaient amants dans le passé, mais maintenant Sun-hwa doit l'affronter en tant que partenaire commercial. Pour aggraver les choses, tout ce qu'il dit est "NON".

영화 로케이션 매니저와 감독으로 부산에서 재회한 선화와 도영. 헤어진 연인에서 일로 만난 사이가 된 이들의 끝났는데 끝난 것 같지 않은 로맨스가 시작된다.