When the Son-in-Law Strikes Back Ep. 18

On his way to treat his sick father, Finn saves a drowning old man, unaware he‘s Harborhaven’s richest tycoon. Soon after, Finn is tricked into marrying into the ruthless Spencer family, where he‘s humiliated and exploited. When their cruelty leads to his father’s death, Finn awakens, exposes their schemes, earns the tycoon‘s backing, and rises from despised son-in-law to chosen heir.