Mrs. Hong, the big boss of a powerful mafia group gives a mission to her three sons to find an elite daughter-in-law for her first son, In-Jae. In-Jae finally crashes into a beautiful lady, Jin-Kyung, who looks to be his soul mate. In-Jae is head-over-heels for Jin-Kyung. However, he finds out that Jin-Kyung is a prosecutor and the family seems to be in big danger!