Plot
"Super mom" Oh Bit-na has been a housewife for five years to her plastic surgeon husband and five-year-old daughter named Yeon-doo. One day, she coincidentally meets her childhood friend, Ha-joon. Ha-joon still remembers his promise to Bit-na that they made in elementary school. Their promise was to grow up and marry with each other. But Chae-ri, who has her heart set for Ha-joon, is jealous of Bit-na and tries to stop Bit-na from marrying with Ha-joon. Chae-ri also tries to stop Bit-na from becoming the best cook in Chunwoongak, where Chae-ri lives, and knowing that Professor Jang (Chae-ri's foster father) is Bit-na's biological father. Bit-na's husband, Byun Tae-shik cheats on Bit-na and has an affair with a con artist named Emma. To marry Emma (mostly for money) Byun Tae-shik tricks Bit-na into an unfair fake divorce. When Ha-joon knows that Bit-na is divorced, he does anything to make her become his girlfriend and soon, become his wife. Chae-ri and her mother, Kim Ae-sook, try to stop Bit-na but Bit-na, smart and quick-witted, avoids the traps set by them. When the truth about Bit-na being the daughter of Professor Jang gets revealed, Bit-na becomes the owner of Chungwookgak. Kim Ae-sook throws down a big flower pot that was meant for Bit-na, but hit Ae-sook's own daughter, Chae-ri. Therefore, Chae-ri seriously injures her head and starts acting like a five-year old, even calling Bit-na's young daughter "older sister". Ae-sook is arrested for her many crimes, especially for switching Chae-ri and Bit-na when they were babies, twisting their fates. Lee Tae-ri, turns herself into the police for a hit-and-run accident that she caused and killed Bit-na's foster father. The final episode of Shining Romance ends with Yeon-doo in Ha-joon's arms, Bit-na walking along beside them.
