Billionaire Janitor Returns! — Episode 20

Jack, billionaire defense industry CEO, retires to spend time with family. His son kicks him out to make room for a new baby. Jack saves a young woman and meets her mother, Emma, a cold headmistress. They enter a contract marriage. As the dean plots against Emma, Jack secretly intervenes, even saving the school from bankruptcy. When Emma faces ruin, Jack reveals himself as the world's richest man to defend her.