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.

• Hahm Eun-jung
• Lee Ju-yeon
• Kang Kyung-joon
• Cha Do Jin
• Nam Myung-ryeol
• Kim Chung
• Kim Byung-choon
• Park Hee-jin