Mrs. Hong Duk-ja quits the Mafia and starts a food company, but an incredible case occurs when she goes on an overseas trip to Japan with her family.

A powerful crime matriarch wants her eldest son to marry well and tasks his brothers with finding the perfect match. When he falls for a beautiful woman, he discovers her career could threaten his entire family's empire.

Lead by matriarch widow Hong Duk-ja, the Hong gangster family turns legitimate, but a figure from their past returns to undermine and ruin their popular new business.

Mi-young shows her boyfriend, Soo-hyun, to her two sisters. However, the sisters feel weird after the meeting, since both sisters immediately fall in love with Soo-hyun.