Married to My Rival's Son

Leo Landon, raised in poverty, is unaware he is the sole son of the prominent Landon family. The Landon family's rival is the Shaw family, led by Claire Shaw. Claire orchestrates an encounter with him. They commit to each other, have a child. When Leo's true identity is exposed, Claire discovers her husband is the heir to her rival family, the Landons, and Leo is stunned to learn his wife is the head of his family's rival, the Shaws.