Married The Richest Man After Being Dumped Ep. 12

Cassie finds out that her sister Lisa is having an affair with her richest boyfriend, Eric. But instead of feeling ashamed, Lisa says Cassie and her mother Helen are a drag because they were born poor. The injured mother nearly died of a heart attack. In order to get back at her sister and her ex-boyfriend, Cassie decides to marry the richest man, Johnny Brisson, and becomes her sister's mother-in-law and her ex's stepmother.