My Dear Stand-in Groom— Episode 18

The night before her wedding, Vivianne catches her ungrateful fiancé Julian, who she’s loved for 10 years, cheating blatantly. He plans to hold the "wedding of the century" with her but marry his mistress. Vivianne marries Louis, her business rival who has secretly loved her for years, at the ceremony. She reveals she’s a shipping tycoon’s daughter, takes back everything and leaves Julian with nothing.