S04E07: 28 Years Ago

Kang Man Ho’s father, Kang Seok Chun, is supposedly dead on paper. However, he is still alive, and his hidden story comes to light. Meanwhile, Derek hears the truth from Director Yang about his mom’s death 28 years ago. Also, Woo Ju sets up a trap online to catch the Circus Man. Meanwhile, a mysterious user approaches him.