She married her second son, Bo, and lived in her husband's parents' house. He suffered from an affair with his husband and lived a life of hurt. A brother-in-law who left the house even though he was the eldest son to go there quit his job and came back. When he was a student, he secretly rejoiced because he had fallen in love with this brother-in-law instead of his husband. In the hustle and bustling summer heat, each other's sweat was so intense that they opened the forbidden door.