Dong-hyuk tries to escape but fails, which makes the training more harsh and cruel than before. After finishing all the training, the gang orders Dong-hyuk to become a police detective as their secret connection.
The story describes a scenario where Dong-hyuk is subjected to intense training, which becomes even more demanding after his escape attempt fails. The group then uses this as an opportunity to force him into becoming a police detective, revealing a hidden connection between them.