In the contract marriage, my husband never touched me. However, he got his lover pregnant and wanted to take all my property. I could never let him succeed. By chance, I had the best first night with a handsome doctor. "I will give you the best and the sweetest." From then on, I kicked the scumbag and took back everything that belonged to me... and unexpectedly got a billionaire husband.

After a one-night-stand, Regina became Colt's wife, whom he was reluctant to recognize as such. During their marriage, she was his nanny and bed-warming tool. When the unforgettable woman in his heart returned, Colt started to stay out all night, even refusing to treat and save Regina's mother. Utterly hopeless, she said to him, "Colt, let's get a divorce." She picked up cello again. She held a solo concert in the most famous concert hall. And there, by chance, she ran into Colt. Tears brimming in his eyes, he said to her, "Regina, I recognize this melody". "You were the one by my side when I was in a coma, weren't you?"