Broken Vows, Royal Lies - Episode 18

Ivy and Vincent's marriage exists in name only. To have a heir, Vincent forces Ivy to sleep with a stranger because he needs to keep loyal to his first love, Emily. Using Vincent's money, Ivy frequents a bar where she supports the sugar boy, Ethan - their relationship blossoms and she gets pregnant. When Ivy discovers Emily's betrayal, he begs for reconciliation, only to be stunned by Ethan's true identity as heir to the top family.