Seo Yoonseul is your everyday company worker. Handsome and good at what he does, his life goes smoothly. That is until he suddenly starts dreaming of a confession he had rejected 10 years ago. The worst part is, whenever he dreams about it, something goes wrong and there's nothing he can do about it. Coincidentally, he meets the person he had rejected at a bakery. Seo Yoonseul starts getting closer to Kang Jun in order to put an end to his daily nightmares. Will he be able to fix his nightmares or will he end up fall for its cause?