A Time Called You plot
Ku Yeon-joon, Han Joon-hee's boyfriend, died a year ago. She is still not over his death and misses him very much. One day she somehow travels back in time to the year 1998. She turns out to be in the body of high school student Kwon Min-ju. There she meets Nam Si-hun, who bears an astonishing resemblance to her deceased lover.