Oh Sang-Hee

Hwang Eun Byul, a ghostwriter for a publishing company, and Hwang Geum Byul, a leader for the PR department at a fashion company, are fraternal twin sisters, but their mother has always favored Geum Byul. The sisters end up marrying into rivaling families, and the story follows them as they try to work through their conflicts with communication and a positive attitude.

A woman who was used as a false daughter by her real family's enemy becomes the embodiment of revenge, but grows and heals as she realizes the true meaning of what she thought she wanted the most.

A single mom overcomes a broken heart and betrayal to succeed in life.

Kang Poong-ho is a pest exterminator by day and a K-1/mixed martial arts fighter by night. He is a single father raising his 7-year-old son Kang San after the boy's mother, his first love Yoon So-yi, abandoned them to pursue her ambition of becoming a pianist. Despite life's trials, Poong-ho never loses his optimism and sense of humor. He meets and falls in love with Jeon Ha-ri, a bright and bubbly medical student from a wealthy family. An obstacle to their romance arises when they learn that Ha-ri's soon-to-be stepmother is none other So-yi and that it was Ha-ri's surgeon father Jeon Ki-suk who sponsored her piano studies abroad. As So-yi re-enters their lives, San is diagnosed with a brain tumor. Poong-ho is willing to go to any lengths to save his beloved son.