In Soo's family is a harmonious one. But when Hye Ok, In Soo's wife, suddenly learns that he has a mistress and a daughter hidden away, trouble brews. Returning from a business trip, In Soo is incredibly flustered when confronted but he denies it vehemently. Disgusted, Hye Ok goes to their villa. That day, Hye Ok barely survives an attempt on her life. She suspects her husband. Feeling threatened, In Soo goes to a secret hiding place. Showing up at the place is Mi Suk and their child. Mi Suk had their baby before In Soo got married and In Soo thought the child had died.