
It seems the father-in-law once had a relationship with the aunt, and the current mother-in-law is jealous—especially toward the female lead, who resembles the aunt. Because of this, she hates that the female lead is dating her son. After catching them during an intimate moment, she offered a deal: break up with my son, and I’ll pay off your family’s farm debt and send you to school in Seoul. It’s clear the female lead never truly wanted to end the relationship.
The guy he's going to fight in the next boxing match 100% was his dad's dealer and incidentally killed him.