Mines are Better(1969)

Seong-chun, who just arrived from the countryside, wonders around the Seoul streets, and meets his old friend, Bong-su. He moves into Bong-su's house, where he stays on rent. But the landlord is very nosy. Bong-su lies that Seong-chun is his wife. Seong-chun dressed as a woman and pretends to act as his wife. But one day, Seong-chun falls in love with a girl next door and proposes her.