High School teacher Da-ran eagerly awaits her marriage to handsome doctor Yoon Jae, but a tragic accident may cancel her fairy tale wedding plans.

Kyung Joon is learning to adjust to being in Yoon Jae's body, but pulling off the act of assuming a new personality is a whole different story.

When Yoon Jae's other woman shows up at the apartment to confess her feelings for the doctor, Gyung Joon is put in an awkward position.

Da-ran's plans to purchase a new apartment for the couple are turned upside down when Kyung-joon tries to re-connect with his former life.

After learning that Yoon-jae cheated, Da-ran decides to cancel the wedding but shoot the wedding photos to create memories that will never be.

Da-ran runs into Kyung-joon/Yoon-jae at a friend's wedding and discovers she still has feelings for him, and that he is now engaged to Se-young.