Incheon, South Korea in 1993, Doo Seok works as a debt collector. He looks intimidating, but he actually has a warm heart. One day, he goes to see Myung Ja to collect debt. Unexpectedly, Myung Ja gives her young young daughter Seung Yi as collateral. Myung Ja is an illegal immigrant and she is deported from South Korea. Suddenly, Doo Seok becomes Seung Yi’s guardian. Now, Seung Yi is all grown up. (Source: AsianWiki)