While working for the government, Do Hyun intentionally kills his friend Hak Soo but spares Gee Chul, who then becomes his lifelong indebted servant. Gee Chul is then asked by Do Hyun to kill Hak Soo?s daughter, but he is unable to do it and instead gives her to Hong Chul, his senior during military service. Do Hyun then marries Hak Soo?s widow, Geum Hee, to raise his kids, Il Moon and In Hwa. Eleven years later, Hong Chul?s family is chased by loans sharks and comes to Ulsan.