Sorry to Give You Trouble(1969)

Original title: 신세 좀 지자구요

Gu Bong-seo and Kim Hui-gab are good buddies. Bong-seo has no where to go, so he lives at Hui-gab's place. Naturally, Hui-gab often gets into quarrels with his wife, and Bong-seo gets involved to help them reconcile. One day, Bong-seo wins a lottery. He saves Hui-gab from the financial trouble and returns to his hometown with the rest of the money.