Yeong Min and Mi Yeong graduated from the same college and fell in love. They finally got married. As time goes by, they bicker over even the tiniest of issues. One day, at a coffee shop, Mi Yeong waits for Yeong Min and meets her ex-boss. Young Min sees them together and jumps to the conclusion that he is her ex-boyfriend. When Mi Yeong goes to visit her parents, Yeong Min tempts another woman.