Billionaire Substitute Bride

"Don't you feel a bit of regret, or even sadness? You should know you've spewed coffee at Mia, because if one day I exchange places with her and she's still mad at it, she would definitely get back to you and she might even get frantic. Do you understand how terrible a frantic woman can get? Are you not afraid?" Charles raised his eyebrow, "She won't have that opportunity." ********************* Maria replaced her sister to marry Charles. She originally thought it would be a widow-like marriage, but Charles who had disappeared for two years suddenly came back. All she wanted was her father's well-being, but is tangled with Charles and her sister's life. What will she do when it's time for her to leave but she was already in love with Charles, who she believed loved her sister, the real Mia? What happened when she found out about her real identity?