Days of Delight(1999)

Original title: 날마다 행복해

When Jun-je (Kim Sang-kyung) and Hoon-je (Lee Hoon) move into the all-female Yoo-jeong (Lee Tae-ran) household, the two families find themselves constantly at odds. Things take a strange turn when Jun-je accidentally joins the underwear company Yoo-je works for...