Her Redemption

She discovers her fiancé and her sister having s*x before her wedding. Determined to expose their betrayal, she plays the tape at the ceremony—only to be told the wedding cannot be called off. If she refuses to go through with it, her parents insist her sister will take her place instead.
Now, offered a chance at a fresh start through a contracted marriage with a wealthy, mysterious man, she steps into a new life.
Will she get her revenge on the man who broke her heart? And could this fake relationship turn into something real?