Sold to the married billionaire

Janette a young independable college girl found herself trapped between two men.

One her college sweetheart whom the love so much, second her contract husband whom her parents forced her to marriage.

Janette agreed to marry Jackson to save her dying sister and also save her father's business.
Her plan to divorce Jackson after one year of marriage turned into a romantic relationship.

What would happen to Janette college sweetheart when she eventually fall for her contract husband?