Ten years ago, she met him by chance. She originally thought they could stay together for a long time in an ordinary way, but it backfired. He grew up in domestic violence and went to jail to protect his mother, which brought her endless pain. She naively believed that long-lost happiness would come after a long wait, but a sudden fire completely destroyed her hopes...
One is a Korean girl born in a family of diplomats, and the other is a Chinese girl whose family is poor but unwilling to lag behind. The original good sisters had to fight each other because of the grievances and resentments of three generations. In love, family affection, and ethics, how should they choose and how can they regain everything they have lost?