Episode 12 - S1.E12

Gon finds out that Yu Na is carrying out a secret investigation into him. Meanwhile, Se Hwang schemes to set up Gon. Se Hwang orders his secretary Yoo Chul Jo to go to the police station and provoke Gon. As Se Hwang plans, Gon is worked up and goes after Chul Jo. However, Chul Jo suddenly tries to kill himself in front of Gon.