As Oh-Gwang stays with the family, he starts to notice strange things. He sees Mr. Jang and his son carrying weapons and hiding them. He also notices that the family's house is fortified with security measures, and they do not allow him to leave the house.
Oh-Gwang becomes increasingly suspicious of the family and tries to escape, but he is caught by Mr. Jang. Mr. Jang reveals that he and his family are hiding from a dangerous criminal gang, and they need Oh-Gwang's help to take them down.
Reluctantly, Oh-Gwang agrees to help the family. They plan an attack on the gang, but things do not go as planned, and the family is put in danger. Oh-Gwang realizes that he has come to care for the family and will do anything to protect them.
As the gang threatens to kill the family, Oh-Gwang and Mr. Jang devise a plan to take them down. In an intense and action-packed finale, Oh-Gwang and the family fight off the gang and save their lives.
In the end, Oh-Gwang realizes that he has changed as a person. He no longer cares only about money and success but has come to value human life and compassion. He decides to stay with the family and protect them from any future threats.
