After Marriage, My Husband Is Actually the Big Boss — Episode 5

Gemma Sully is set up by her stepsister for a one-night stand with a stranger, causing her fiancé to break off their engagement. Desperate for her critically ill mother, Gemma asks her father for help but is told to sleep with an old man. Angry, she recklessly marries the stranger who promised to pay for her mother's medical bills. Thinking her husband is just a handsome commoner, he turns out to be a powerful figure from a prestigious family.